.....................................

Answers

Answer 1
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Related Questions

A fifth grade class is rising money to buy a microscope for their classroom. They grew tomato plants to sell for 2.75 each.
Part A On one day, they raised 79.75 from selling tomato plants. How many plants did they sell?

Part B The next day, they sold the last 4 plants they had grown. How much money in dollars did they raise in all?

Answers

Answer:

Part A -- 29 plants

Part B -- 90.75$

Step-by-step explanation:

79.75 / 2.75 = 29

4 x 2.75 = 11

79.75 + 11 = 90.75

Hope this helps! Please let me know if you need more help or think my answer is incorrect. Brainliest would be MUCH appreciated. Have a wonderful day!

The graph shows the yearly balance, in dollars, in an investment account.
5,000
4,000
3,000
amount in dollars
.
2.000
1,000
0
2
4
12
14
6 8 10
number of years
a. What is the initial balance in the account?

Answers

Take 2 points

(0,5000)(2,4000)

Slope:-

[tex]\\ \rm\Rrightarrow m=\dfrac{4000-5000}{2}=-500[/tex]

Equation in point slope form

[tex]\\ \rm\Rrightarrow y-5000=-500(x)[/tex]

[tex]\\ \rm\Rrightarrow y=-500x+5000[/tex]

Initial amount=y intercept=5000

An isosceles triangle has a perimeter of 45 cm. If the two equal sides are each twice as long as the smallest side, what is the length of the smallest side?

A: 3
B: 7
C: 9
D: 15
E: 18

Answers

The length of the smallest side is 9. I did 9 times 2 =18 then 18+18=36. 36 is the two equal sides combined add them with 9 and you get 45 the perimeter. This whole thing was process of elimination to try to get 45.

Small side=9

This one is about rate of change and has 2 questions that need two answers.

At 6:00 am, there was 1 inch of snow on the ground. By 11 am, there were 4 inches of snow on the ground. What is the average rate of change?

If the snow continues to fall at the same rate, how much snow will be on the ground by 1:00 pm.​

Answers

Answer:

0.6 inches per hours

5.2 inches on the ground by 1:00 pm

Step-by-step explanation:

Let x = number of hours after midnight

Let y = height of snow (in inches)

Information presented as ordered pairs (x, y):

(6, 1)

(11, 4)

[tex]\mathsf{rate \ of \ change=\dfrac{change \ in \ y}{change \ in \ x}=\dfrac{4-1}{11-6}=\dfrac35 \ inches \ per \ hour}[/tex]

Written as a linear equation:

[tex]y-1=\dfrac35(x-6)[/tex]

[tex]\implies y=\dfrac35x-\dfrac{13}{5}[/tex]

1:00 pm = 13 hours after midnight

Therefore, when x = 13:

[tex]\implies y=\dfrac35(13)-\dfrac{13}{5}[/tex]

[tex]\implies y=5.2 \textsf{ inches}[/tex]

2. What are the x-intercepts of the graph of the function defined by (x - 2)(2x + 1)?
A. (2,0) and (-1,0)
B. (2,0) and (-3,0)
C. (-2,0) and (1,0)
D. (-2,0) and (3,0)

Answers

Answer:

I think A. I got (2,0) and (-0.5,0). Weird.

Step-by-step explanation:

Please help with my algebra

Determine whether the situation involves a permutation or combination. Then, find the number of
possibilities.
In how many ways could you choose 3 side dishes from a menu that offers 5 vegetable side dishes
and 3 starches if you want at least one vegetable and one starch?

Answers

The situation involves combination

There are 45 possibilities of choosing the 3 side dishes from the menu

How to determine the number of ways?

The given parameters are

Dishes to choose = 3Vegetable = 5Starch = 3

The keyword choose means that the situation involves combination.

Given that you want at least one vegetable and one starch, the selections are:

(Vegetable, Starch) = (1,2) and (2,1)

So, the number (n) of ways the dishes can be selected is:

n = 5C1 * 3C2 + 5C2 * 3C1

Apply the combination formula on each expression

n = 5 * 3 + 10 * 3

Evaluate the sum

n = 45

Hence, there are 45 possibilities of choosing the 3 side dishes from the menu

Read more about combination at:

https://brainly.com/question/11732255

Help me with this question!!

Answers

x= -1 and x=1 would be the answer!

sole for r −13= r/9 +8

Answers

Answer:

-189

Step-by-step explanation:

Isolate the r/9 (so subtract the 8 and add it to the other side). Then multiply the 9 out and you should get -189

Work:

-13=r/9 +8

-21=r/9

-189=r

Answer:

-189

Step-by-step explanation:

Khan academy

What is the sample? all state households 1565 households surveyed 1127 households that owned televisions.

Answers

The percentage of the household survey that owned televisions is 72%. And the sample is defined below.

What is the percentage?

The amount of something is expressed as if it is a part of the total which is a hundred. The ratio can be expressed as a fraction of 100. The word percent means per 100. It is represented by the symbol ‘%’.

What is a sample?

Random sampling is the method of selecting the subset from the set to make a statical inference.

All states households 1565 households surveyed 1127 households that owned televisions. Then the percentage will be

[tex]\rm Percentage = \dfrac{1127}{1565}*100\\\\Percentage = 0.72*100\\\\Percentage = 72 \%[/tex]

More about the percentage link is given below.

https://brainly.com/question/8011401

Answer:

1565 households surveyed

Step-by-step explanation:

I did this on edge :)

Which of the following is equal to 213 ÷ 3?
A.
(210 ÷ 3) + (3 ÷ 3)
B.
(210 + 3) ÷ (3 + 3)
C.
(210 ÷ 3) + (210 ÷ 3)

Answers

Answer:

210/3+3/3

Step-by-step explanation:

210/3=70+3=73/3=71
213/3=71

Help me, the question is in the picture

Thank you :)

Answers

Step-by-step explanation:

please mark me as brainlest

Answer:

800g gives a better value for money

Step-by-step explanation:

To find which box which gives you better value for money

Divide the gram by the cost of the cereal

1st calculations

--› 500g ÷ $2.5

=> 200

2nd calculations

--› 800g ÷ $3.95

=> 202.5316455696202

so the question that the value is bigger which is 800g= 202.5316455696202 gives you more money value

mark opens a bank account with $20. He plans to put in $5 each week. c. write an equation to represent the total amount of money mark has in his account over time

Answers

Answer:

y=$35

Step-by-step explanation:

y= total number in your account

x= # of weeks

y=5x + 20

y=10x + 5

x=3 weeks

A bagel costs $2.15 and cream cheese
costs $0.75. If you buy milk for $2.00, is
$5.00 enough to cover the cost of all
items? Explain.

Answers

Answer:

Yes

Step-by-step explanation:

You do have enough money because 2.15+0.75+2.00 is = to 4.90 and we know that 4.90 is less than 5.00

Yes, because the total cost would be $4.90. If you pay with a 5 dollars bill then you would have $0.10 left over after you have purchased all those items
$2.15 + $0.75 = $2.90
$2.90 + $2.00 = $4.90

(35n3 - 30n2 + 25n) ÷ (-5n) -7n 2 - 6n - 5 -7n 2 + 6n - 5 -7n 2 - 6n + 5

Answers

Answer:

- 28n^2  - 10

Step-by-step explanation:

The emergency brake cable in a truck parked on a steep hill breaks and the truck starts rolling down the hill. The distance in feet, d, that the truck rolls is represented by the function d=f(t)=0.5t2. Using this function, find out how far the truck will roll after 9 seconds.

Answers

Answer:

The truck will roll 40.5 feet from top of the hill after 9 seconds.

Step-by-step explanation:

Let be [tex]f(t)[/tex] the distance rolled by the truck in time, measured in feet, whose expression is:

[tex]f(t) = 0.5\cdot t^{2}[/tex]

Where [tex]t[/tex] is the time, measured in seconds.

By evaluating this function at [tex]t = 9\,s[/tex], we find the distance rolled by the truck:

[tex]f(9\,s) = 0.5\cdot (9\,s)^{2}[/tex]

[tex]f(9\,s) = 40.5\,ft[/tex]

The truck will roll 40.5 feet from top of the hill after 9 seconds.

What is the median of the following dataset? (1,5,6,3,4,5,6,8,9)

Answers

Answer:

The median would be the second 5

Therefore our answer would be 5

Step-by-step explanation:

The median is the value separating the higher half of a data sample, a population, or a probability distribution, from the lower half. In simple terms, it may be thought of as the "middle" value of a data set. For example, in the data set {1, 3, 3, 6, 7, 8, 9}, the median is 6, the fourth number in the sample. The median is a commonly used measure of the properties of a data set in statistics and probability theory

Solve each system by substitution. Show all work.
-8x+2y= -4
-7x+y= -8

Answers

Answer:

(2, 6 )

Step-by-step explanation:

- 8x + 2y = - 4 → (1)

- 7x + y = - 8 ( add 7x to both sides )

y = 7x - 8 → (2)

substitute y = 7x - 8 into (1)

- 8x + 2(7x - 8) = - 4 ← distribute parenthesis and simplify left side

- 8x + 14x - 16 = - 4

6x - 16 = - 4 ( add 16 to both sides )

6x = 12 ( divide both sides by 6 )

x = 2

substitute x ;= 2 into (2)

y = 7(2) - 8 = 14 - 8 = 6

solution is (2, 6 )

If Nadia is solving x^2 + 8x =24 by completing the square, what number should she add to
both sides?

Answers

Answer:

Subtract 24 from both sides.

Step-by-step explanation:

x2+8x=24

Step 1: Subtract 24 from both sides.

x2+8x−24=24−24

x2+8x−24=0

For this equation: a=1, b=8, c=-24

1x2+8x+−24=0

Step 2: Use quadratic formula with a=1, b=8, c=-24.

x=

−b±√b2−4ac

2a

x=

−(8)±√(8)2−4(1)(−24)

2(1)

x=

−8±√160

2

x=−4+2√10 or x=−4−2√10

Answer:

x=−4+2√10 or x=−4−2√10

Answer:

+ 16

Step-by-step explanation:

x² + 8x = 24

to complete the square

add ( half the coefficient of the x- term )² to both sides

x² + 2(4)x + 16 = 24 + 16

Find Area of each shaded sector. Round to the hundredths place.

Answers

Check the picture below.

so the area that is not shaded has a total of 90° + 26° = 116°.

a circle has a total of 360°, so the area that is shaded must be 360° - 116° =  244°, and it has a radius of 25.

[tex]\textit{area of a sector of a circle}\\\\ A=\cfrac{\pi \theta r^2}{360}~~ \begin{cases} r=radius\\ \theta =\stackrel{degrees}{angle}\\[-0.5em] \hrulefill\\ r=25\\ \theta =244 \end{cases}\implies \begin{array}{llll} A=\cfrac{\pi (244)(25)^2}{360}\implies A=\cfrac{7625\pi }{18} \\\\\\ A\approx 1330.81 \end{array}[/tex]

Answer:

1330.81

Step-by-step explanation:

I'm not sure if it wanted the individual sectors or the whole shaded region in general, so I just did the latter since it seemed easier. Hope it helps!

The sides of a triangle are as follows:
2x – 4
x + 5
3x + 3
Find x if the perimeter of the triangle is 100 in.
Set up an equation and solve.
show work

Answers

Answer:

x=16

Step-by-step explanation:

(2x-4)+(x+5)+(3x+3)=100

6x+4=100

6x=96

x=16

The L.C.M of 7 and 21 is what? first person Brainliest answer​

Answers

Answer:

[tex]\huge\colorbox{navy}{Answer}[/tex]

[tex]lcm\: of \:7 \:and \:21 = 21 \: \: \: [/tex]

Answer:

21 is the l.c.m of 7 and 21

explanation:

[tex]\sf \bold \mathrm{The\:LCM\:of\:}a,\:b\mathrm{\:is\:the\:smallest\:positive\:number\:that\:is\:divisible\:by\:both\:}a\mathrm{\:and\:}b[/tex]

7 :  7

21 : 3 * 7

.

multiply, 7 * 3 = 21 - which is divisible by both 21 and 7

Determine the number and type of solutions of the quadratic
equation.
- 4x2 - 4x – 1=0
O one imaginary solution
O two real solutions
O one real solution
O two imaginary solutions

Answers

Step-by-step explanation:

the degree of a polynomial determines 1:1 the number of solutions.

a quadratic equation (degree 2) has 2 solutions.

the general solution is

x = (-b ± sqrt(b² - 4ac))/(2a)

in our case

a = -4

b = -4

c = -1

so,

x = (4 ± sqrt((-4)² - 4×-4×-1))/(2×-4)

when we look at the square root

16 - 16

we see that it is 0.

the square root of 0 is 0, and there is no difference between -0 and +0.

so, we get only one (real) solution : 4/-8 = -1/2

but : formally, there are still 2 solutions (as this is a quadratic equation). they are just identical.

so, I am not sure what your teacher wants to see in this case as answer.

my answer would be 2 real identical solutions.

James has a piece of construction paper with an area of 65 1/4. It is 9 2/3 inches long. What is the width of the piece of construction paper in inches

Answers

Answer:

James has a piece of construction paper with an area of 6514inches. It is 293inches long. What is the width of the piece of construction paper in inches?

Step-by-step explanation:

fist cdsddghjjhgfghjkl;'

A pair of parallel lines is cut by another pair of parallel lines as shown in the figure. Which angles are congruent to angle?
R
N
P
E
H Н
F
O angles P, Q, and R
Bangles M. Land
OC angles A and B
OD angles and
Engles M N and P

Answers

Answer:c

Step-by-step explanation:

Three positive integers a, b, and x form an O'Hara triple (a,b,x) if and only if √a+√b=x. For example, (1,4,3) is an O'Hara triple because √1+√4=3. If (36,25,x) is an O'Hara triple, determine the value of x.

Answers

Answer:  x = 11

Work Shown:

[tex]\sqrt{a} + \sqrt{b} = x\\\\\sqrt{36} + \sqrt{25} = x\\\\6+5 = x\\\\11 = x\\\\x = 11[/tex]

The required value in (36,25,x) is an O'Hara triple, of x is 11.

Three positive integers a, b, and x form an O'Hara triple (a,b,x) if and only if √a+√b=x. For example, (1,4,3) is an O'Hara triple because √1+√4=3. If (36,25,x) is an O'Hara triple,  To determine the value of x.

What is arithmetic?

In mathematics, it deals with numbers of operations according to the statements.


From example,
(1,4,3) is an O'Hara triple because √1+√4=3, in the example sum of the square roots of the first two numbers is equal to the third number. so the value of x in  (36,25,x)  can be determined in the same manner.

Following the example,
√36+√25=x
6 + 5 = x
x = 11

Thus, the required value in (36,25,x) is an O'Hara triple, of x is 11.

Learn more about arithmetic here:

brainly.com/question/14753192

#SPJ2

The line shown represents the amount of money left on a gift card, y, after Mina buys lattes. After buying 2 lattes, she has $2 left. What is an equation of the line in point-slope form?

Answers

Answer:

[tex]y-2 = -3(x-2)[/tex]

Step-by-step explanation:

Find the diagram to the question attached.

The standard equation of a line in point-slope form is expressed as:

[tex]y-y_0 = m(x-x_0)[/tex] where:

m is the slope of the line

[tex](x_0, y_0)[/tex] is coordinate point on the line

First is to get the slope of the line.

[tex]m = \frac{y_2-y_1}{x_2-x_1}[/tex]

If after buying 2 lattes, she has $2 left, hence one of the coordinate of the line is (2, 2). We can get the other coordinates from the graph. From the graph, it can be seen that when x = 0, y = 8. Hence the other coordinates is (0, 8)

[tex]m = \frac{8-2}{0-2}\\m = \frac{6}{-2}\\m = -3[/tex]

Hence the slope is -3

Substitute m = -3 and the point (2, 2) into the formula to get the required equation (note that any of the points can be used)

[tex]y-y_0 = m(x-x_0)\\y-2 = -3(x-2)[/tex]

Hence the equation of the line in point-slope form is [tex]y-2 = -3(x-2)[/tex]

answer please !!!!!! ​

Answers

T/a and m/h
Proportion
Hope this helps

(x−119)÷7=6
Could anyone please help?

Answers

Answer:

x

=

161

Step-by-step explanation:

Multiply both sides of the equation by

7

.

7

(

x

119

)

÷

7

=

7

6

Simplify both sides of the equation.

Tap for more steps...

x

119

=

42

Move all terms not containing

x

to the right side of the equation.

Answer:

161

Step-by-step explanation:

Step 1:

( x - 119 ) ÷ 7 = 6        Equation

Step 2:

( x - 119 ) = 42      Multiply 7 on both sides

Step 3:

x = 42 + 119      Add 119 on both sides

Answer:

x = 161        Add

Hope This Helps :)

How do -11.5 and -9.5 compare? Choose the correct symbol

Answers

Answer:

-11.5 < -9.5

Step-by-step explanation:

If it's asking foto compare greater or less than, -9.5 is greater than -11.5

Hey there!

Here we are asked to compare the following decimals:

-11.5 and -9.5

how do we compare numbers?

Well, there are 3 symbols that we use:

< (less than)

> (greater than)

= (equal to)

is 11.5 equal to -9.5? nope!

Is -11.5 greater than -9.5?  

No, because the decimals are negative.

Is -11.5 less than -9.5?

Yes.

Hence, the correct symbol is

[tex]\boxed{\boxed{\bold{-11.5 < -9.5}}}[/tex]

Hope everything is clear.

Let me know if you have any other questions!

#LearningDoesn'tEnd

:-)

Quadratic Equations
How to find x and y-intercepts from vertex form (not standard).

Answers

Here is how to find the intercepts, if the graph is hovering above the x axis (k<0) there will be no real solutions for the x intercept
Other Questions
5.16 An insulated container, filled with 10 kg of liquid water at 20 C, is fitted with a stirrer. The stirrer is made to turn by lowering a 25-kg object outside the container a distance of 10 m using a frictionless pulley system. The local acceleration of gravity is 9.7 m/s2. Assume that all work done by the object is transferred to the water and that the water is incompressible. A. Determine the work transfer (kJ) to the water. B. Determine the increase in internal energy (kJ) of the water. C. Determine the final temperature ( C) of the water. HINT: Assume that the temperature change is small enough that a constant value of the specific heat is a good approximation. D. Determine the heat transfer (kJ) from the water required to return the water to its initial temperature. Turns, Stephen R.. Thermodynamics (p. 294). Cambridge University Press. Kindle Edition. Mary is writing an article about the animal kingdom. She wants to place an image below the text. 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The cost of goods manufactured for May was: above it says find the missing angle measurement. You have just moved into a new apartment and are trying to arrange your bedroom. You would like to move your dresser of weight 3,500 N across the carpet to a spot 5 m away on the opposite wall. Hoping to just slide your dresser easily across the floor, you do not empty your clothes out of the drawers before trying to move it. You push with all your might but cannot move the dresser before becoming completely exhausted. How much work do you do on the dresser? You have just moved into a new apartment and are trying to arrange your bedroom. You would like to move your dresser of weight 3,500 across the carpet to a spot 5 away on the opposite wall. Hoping to just slide your dresser easily across the floor, you do not empty your clothes out of the drawers before trying to move it. You push with all your might but cannot move the dresser before becoming completely exhausted. How much work do you do on the dresser? W>1.75104J W=1.75104J 1.75104J>W>0J W=0J Hello please help will give brainliest! Jocko works for IBM, a publicly traded company that sponsors a stock bonus plan. Which of the following statements is not correct regarding the plan? a. If the distribution of IBM stock is made to Jocko in installments over a two year period, then the fair market value of all employer securities distributed in the installment distribution will be taxable as ordinary income. b. Jocko is permitted to vote the shares of IBM within his account. c. Upon termination, Jocko must be given the right to receive IBM stock held in the plan as part of a distribution. d. 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