Number 3 need the answer

Number 3 Need The Answer

Answers

Answer 1

Answer:

8

Step-by-step explanation:

one negative* one negative = always positive


Related Questions

Help me please help help mee I’m going to get my head bashed and I’m going to get whooped please help!!

Answers

Answer: A. $5.15

Explanation:
10 Quarters=$1.50
17 Dimes=$1.70
40 Nickles=$0.80
15 Pennies=$0.15
Add all of that together to get the answer.

How many solutions does this system have?
6x+3y =-12
y=-2x+4
O one
O two
O an infinite number
O no solution

Answers

Answer:

one

Step-by-step explanation:

Because I did the work and it only showed one.

Find the Volume of the cone​

Answers

Answer:

1005.12

Step-by-step explanation:

first we need to know that redious isn't gien

so we have to find redious

according to Pythagoras theorem

a²+b²=c²

a=√c²-b²

a=17²-15²

a=√(17+15)(17-15)

a=√64

a=8

[tex]as \: we \: khow \: volume \: of \: a \: cone[/tex]

[tex] = \frac{1}{3} \pi {r}^{2} h[/tex]

[tex] \frac{1}{3} \pi \times {8}^{2} \times 15[/tex]

[tex] \frac{\pi}{3} \times 64 \times 15[/tex]

[tex]\pi \times 64 \times 5[/tex]

[tex]3.141 \times 64 \times 5[/tex]

[tex]1005.12[/tex]

A bakery produces 2 batches of bread with 80 loaves in each batch. It sold 30 loafs each hour. How many loaves of bread were sold in 4 hours? How many loaves of bread were left to sell?

Answers

Answer:

Total number of loaves of bread sold in [tex]4[/tex] hours is [tex]120[/tex] and [tex]40[/tex] loaves of bread will remain unsold.

Step-by-step explanation:

Given: A bakery produces [tex]2[/tex] batches of bread with [tex]80[/tex] loaves in each batch.

           It sold [tex]30[/tex] loafs each hour.

To find: How many loaves of bread were sold in [tex]4[/tex] hours? How many loaves of bread were left to sell?

Solution:

Total number of loaves of bread produced [tex]=2 \times 80=160[/tex].

Number of  loafs sold each each hour [tex]=30[/tex].

So, number of loafs sold in [tex]4[/tex] hours[tex]=4 \times 30=120[/tex].

Therefore, number of loaves of bread that were remain unsold [tex]=160-120=40[/tex]

Hence, total number of loaves of bread sold in [tex]4[/tex] hours is [tex]120[/tex] and [tex]40[/tex] loaves of bread will remain unsold.

You estimate that the length of your
classroom is 20 feet. The actual length is 25
feet. Find the percent of error.

Answers

Answer:

The percent error is 20%.

Step-by-step explanation:

The general formula is to subtract the actual value from the estimated value, take the absolute value of the difference, divide that answer by the actual value, then multiply it by 100.

So, 20 (estimated) minus 25 (actual) is -5. The absolute value of -5 would be 5, since absolute value is always positive. Divide 5 by the actual value, 25, and you get 0.2. Multiply 0.2 by 100 to get a percent value, and the answer will amount to 20%. Hope this helps.

Which is the graph of f (x) = f (one-half) Superscript x? On a coordinate plane, an exponential decay function decreases from quadrant 2 into quadrant 1 and approaches y = 0. It crosses the y-axis at (0, 4) and goes through (1, 1).

Answers

Answer:

answer is B. :)

The graph of the given f(x) shows that: on a coordinate plane, an exponential decay function decreases from quadrant 2 into quadrant 1 and approaches y = 0. It crosses the y-axis at (0, 4) and goes through (2, 1).

What is the graph of a function?

The graph of a function is a visual representation of the function for which the slope, the x-intercept, and the y-intercept can be shown or determined from the graph.

Given that:

f(x) = 4(1/2)ˣ

The domain of the function are values of f(x) for which f(x) ranges from:

(-∞,∞).The y-intercept is (0,4)

The graph of the function as shown in the image attached shows that the graph decrease from the 2nd quadrant into the 1st quadrant and approaches = 0. It crosses the y-axis at (0, 4) and goes through (2, 1).

Learn more about graph of a function here:

https://brainly.com/question/4025726

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This graph shows the relationship between the pounds of cheese bought at a deli and the total cost, in dollars, for the cheese. Identify the constant of proportionality represented in the graph.​

Answers

Answer:

y = 4x

Step-by-step explanation:

formula is y=kx, where k is factor of proportionality

Looking at the graph where y and x meet...

2/0.5 = 4 so 2 = 4(0.5)

Therefore, 4 is k (constant)

4=4(1)

6=4(1.5)

10=4(2.5)

and so on...

x^2+ 8^2=
helppppppppppppppp​

Answers

= x^2 +64




answer ^xxxx
x^2+ 8^2=
helppppppppppppppp

Suppose at the start of this year you got a salary increase of 5 percent from your employer. If the prices of the goods and services you typically purchase increase 5 percent during the year, you would find for the year that you have experienced on balance:
a. Higher real income and higher nominal income.
b. Higher nominal income, but no change in real income.
c. Higher real income, but no change in nominal income.
d. Higher real income, but lower nominal income.

Answers

Answer:

I belive it is c if not it might be a

Step-by-step explanation:

Please help me vote you brainlest

Answers

I think it’s 10 not sure but hope this help

Please help!! :)
what is the value of X to the nearest 10th?
A: 8.6
B: 5.1
C: 1.3
D: 13.3

Answers

The answer is A. 8.6

There are 136,000 people living in Pine County. Coneville is a town in Pine
County with 35,000 people. About what percent of the people living in Pine
County live in Coneville?
A 20.5%
B 25.7%
26.7%
34.7%

Answers

The answer would be B. 25.7% because if you divide the portion by the total and move the decimal over to the right twice you get your answer.

35,000/136,000 = 0.25735294 = 25.7%

Answer:

Step-by-step explanation:Ok so yes I agree with him or her if you divide and once you double it and move the Decimal then you should get your answer so yes B is the right answer.

QRST is a rhombus. If RU=3, US=4 find the perimeter of the rhombus.

Answers

Answer:

you need to be more specific

Step-by-step explanation:

PLease help ill mark brainliest

Answers

Answer:

n=2

Step-by-step explanation:

If one face of a cube has a surface area of 5.25 square meters, what is the surface area of the entire cube

Answers

Answer:

11.25

Step-by-step explanation:

if a cube has 6 equal sides, you want to multiply 5.25 by 6 to get the surface area for the entire cube.

solve: 3 (x + 4) - 5 (x - 1) <5

Answers

Answer:

x>6

Step-by-step explanation:

Answer:

E

Step-by-step explanation

3(x+4)-5(x-1)<5 EXPAND

2x+17<5

Subtract 17 from both sides

2x+17-17<5-17

Simplify

-2x<-12

Multiply both sides by -1 (reverse the inequality right)

(-2x)(-1)>(-12)(-1)

Simplify

2x>12

Divide both sides by 2

2x/2>12/2

Simplify

x>6

HELP! 10 points! The average of Amy's, Ben's, and Chris's ages is 6. Four years ago, Chris was the same age as Amy is now. In four years, Ben's age will be 3/5 of Amy's age at that time. How many years old is Chris now?

Answers

Answer:

10

Check by going backwards

Answer:

13 y/o

Step-by-step explanation:

a + b + c )/3 = 9

c-4 = a    c = a+4

b+3       = 2/3 ( a +3)        b = 2/3( a+3)  - 3       Sub the red in to the top equation

(a + 2/3(a+3)-3   +   a+4 )/3 = 9

2  2/3 a   +3 = 27

8/3 a = 24

a = 9               then   c=a+4 = 13  y/o                 and b=5

I need help! Please show your work

Answers

Answer:

It's C    y-4=-2(x+1)

Step-by-step explanation:

A contractor purchases 5 dozen pairs of padded work gloves for 71.40 he incorrectly calculates the unit price as 14.28 per Pair for the expense report . What is the correct unit price ? What is the error?

Answers

Answer:

0%

Step-by-step explanation:

Step one:

given data

A contractor purchases 5 dozen pairs of padded work gloves for $71.40

the unit price will be

total number of gloves

5 pairs

unit cost per glove

=71.40/5

=$14.28 per glove

The estimated cost per pair is

$14.28 per pair

The error is

%Error= real price -estimated /estimated*100

%Error= 14.28-14.28/14.28*100

%Error= 0.0*100

%Error= 0%

2/3x-7=11
Pls help

Answers

Answer:

x = 27

Step-by-step explanation:

Given

[tex]\frac{2}{3}[/tex] x - 7 = 11 ( multiply through by 3 to clear the fraction )

2x - 21 = 33 ( add 21 to both sides )

2x = 54 ( divide both sides by 2 )

x = 27

The value of x in the equation 2/3x-7 =1 is 12.

The given equation is 2/3x-7 =1.

x is the variable in the equation.

Minus is the operator.

To solve for x add 7 on both sides:

2/3x-7+7=1+7

2/3x=8

Multiply both sides by 3/2.

x=3/2×8

x=12

Hence, the value of x in the equation is 12.

To learn more on Equation:

https://brainly.com/question/10413253

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can someone pls help me with my math homework? i only need to answer 3 more questions but i don’t get the

Answers

Answer:

y = 1/2x + c

6 = 1/2 * (-4) + c

6 = -2 + c

6 = -2 + 8

=> Equation: y = 1/2x + 8

I need help please!

Answers

Answer: c

Step-by-step explanation:

I believe

The answer will be C

Can any kind soul help me ASAP!​

Answers

Answer:

the answer is B

x = 1

Step-by-step explanation:

the symmetry is in the middle of the curve like a mirror and the equation of the mirror or symmetry line is x=1

I need help ASAP. Is it A B C or D???

Answers

Can you zoom in more ?

A kite is flying 10 ft. in the air. The angle of
elevation is 20°. How long is the kite string?

Answers

Answer:

wouldnt it be 10 lol since its 10 feet in the air

Step-by-step explanation:

A box contains 160 fruits. Of the total number of fruits in the box, 30% are apples. 25% of the remaining fruits in the box are pears, and the rest of the fruits in the box are orange. How many oranges are in the box?

Answers

Answer: 105 oranges.

Step-by-step explanation:

30% + 25% = 0.55 * 100 = 55

160 - 55 = 105

Which of the following shapes are rectangles ? Please choose 2 correct answers !!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!!!!

Answers

Answer:

I think it is b and d .

Step-by-step explanation:

Answer:

Hello again! Both D and B are rectangles.

Step-by-step explanation:

You know that a rectangle has 4 sides like a quadrilateral but it is different. Both of the oppiosite sides are the same length. C would not be one because it is not connected therefore it is not a full shape. Because of  A´s even sides, A is not a rectangle. I hope this helps! :]

Sorry I messed up! :]

A local fish market is selling fish and lobsters by the pound. The fish, f, costs $4.25 a pound, while the lobster, l, costs $9.00 a pound. The fish market sells 25.5 pounds and makes $196.25. How many pounds of fish and pounds of lobster did the market sell?

Answers

9514 1404 393

Answer:

7 pounds of fish18.5 pounds of lobster

Step-by-step explanation:

Let x represent the number of pounds of lobster sold. Then 25.5-x is the number of pounds of fish. The total money made is ...

  4.25(25.5-x) +9.00x = 196.25

  4.75x + 108.375 = 196.25 . . . . . simplify

  4.75x = 87.875 . . . . . . . . . . . subtract 108.375

  x = 18.5 . . . . . . . . . . . . . . . divide by 4.75

The market sold 7 pounds of fish and 18.5 pounds of lobster.

Please help me ASAP! :)

Answers

it’s D ahah because your going up by 3 i think idrk if not it’s c

HELP I NEED HELP ASAP

Which interval has the highest average rate of change?

A. Hours 6-7
B. Hours 2-3
C. Hours 5-6
D. Hours 1-2

Answers

Answer:

the answer us A its went up 6

A is the correct answer
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