Simplify:
a) 3y - y
b) 69 + 4 - 9 +5

Answers

Answer 1

Answer:

a) 2y

b) 69

Step-by-step explanation:


Related Questions

Also this one!
And without you guys I would fail lol so thank you <33

Answers

Answer:

Charlotte is right; m=1/3

Step-by-step explanation:

On the graph, you can pick 2 points to find slope with slope formula:

(y2-y1)/x2-x1)

Two points we can choose from the graph are (0,0) and (1,3).

Now we plug these into our formula:

(1-0)/(3-0)

1/3

HTH :)

i have so much work and im am sad plz help me for geometry or I'm going to fail

Answers

This is algebra 1 or 2...

Answer: First option, “22”

Step-by-step explanation:

Prices for Soup
Price A
Price B
Price C
$3.87 for 3
$2.38 for 2
$8.75 for 7

Which gives the prices in order, from greatest to least unit rate?
Price B, Price C, Price A
Price A, Price C, Price B
Price C, Price A, Price B
Price B, Price A, Price C

Answers

Answer:

A, C, B

Step-by-step explanation:

A $3.87 ÷ 3 = $1.29 each

B $2.38 ÷ 2 =  $1.19 each

C $8.75 ÷ 7 = $1.25 each

greatest to least would be A, C, B

I hope this helps, please mark Brainliest, thank you!

A kite has a perimeter of 108 feet. One of the longer sides measures 30 feet. What are the lengths of the other three sides?

24 feet, 24 feet, 30 feet
24 feet, 30 feet, 30 feet
26 feet, 26 feet, 26 feet
30 feet, 48 feet, 48 feet

Answers

Answer:

24 feet, 24 feet, 30 feet

Step-by-step explanation:

edge 2020

The given perimeter of 108 feet, and length of the longer side of 30 feet,

gives the following length of the other sides;

24 feet, 24 feet, 30 feet

Which method can be used to find the lengths of the sides?

A kite has two pairs of adjacent sides having equal length

Let x represent the length of one of the shorter sides, we have;

The perimeter of the kite = 2 × x + 2 × 30 = 108

Which gives;

x = (108 - 2 × 30) ÷ 2 = 24

The length of one of the short side, x = 24 feet

The kite has 2 sides of length 24 feet and 2 sides of length 30 feet

The lengths of the other sides are therefore;

24 feet, 24 feet, 30 feet

Learn more about kites here:

https://brainly.com/question/18313843

Which expressions are equivalent to
K/2
?

Answers

Answer:

Your answer would be k+k because you're adding a number by itself which is the same as multiplying by 2

I NEED HELP! with these 5, & 7?

Answers

Answer:

5 is -20

7 is -5

Answer:

[tex]5. \: -8/ -2 × -5 = -20[/tex]

[tex]7. \: \\ -25/5 × -40/8 = - 25[/tex]

[tex]have \: a \: safe \: life[/tex]

please help with the 2 questions ive attached, i dont understand it at all

Answers

Answer:

see explanation

Step-by-step explanation:

(a)

Consider the denominator

To obtain 5xy from x , multiply by 5y

Thus numerator is multiplied by 5y, that is

[tex]\frac{1}{x}[/tex] = [tex]\frac{5y}{5xy}[/tex]

(b)

Consider the numerator

To obtain 5ab² from ab, multiply by 5b

Thus denominator is multiplied by 5b, that is

[tex]\frac{ab}{2c}[/tex] = [tex]\frac{5ab^2}{10bc}[/tex]

Distributive Property Practice
Remember: Multiply BOTH pieces inside the parentheses by the number outside of the parentheses.

4(3x+ 2)



3(7y-1)



5(3p + 4r)



3(2w - 5y)



10(10e + 7g)



8(2b + 5)



7(c + 7)



9(6a +x)

Answers

Answer:

1:  12x + 8                  

2:  21y  - 3

3:  15p + 20r

Step-by-step explanation:

HURRY GETTING TIMED Which values are two of the possible solutions to the equation?

Which values are two of the possible solutions to the equation?

Sine (5 x minus pi) = StartFraction StartRoot 2 EndRoot Over 2 EndFraction, 0 less-than-or-equal-to x less-than 2 pi

Left-brace StartFraction pi Over 20 EndFraction, StartFraction 3 pi Over 20 EndFraction right-brace
Left-brace StartFraction pi Over 4 EndFraction, StartFraction 7 pi Over 4 EndFraction right-brace
Left-brace StartFraction pi Over 4 EndFraction, StartFraction 7 pi Over 20 EndFraction right-brace
Left-brace StartFraction 5 pi Over 4 EndFraction, StartFraction 7 pi Over 4 EndFraction right-brace

Answers

The possible values of the solutions to the equations are; (π/4, 7π/4)

How to solve trigonometric equations?

We are given the equation;

sin(5x - π) = (√2)/2

Now, (√2)/2 is also expressed as 1/√2.

Thus;

sin(5x - π) = 1/√2

5x - π = sin⁻¹(1/√2)

5x - π = π/4

5x = π + π/4

5x = ⁵/₄π

Thus;

x = π/4

Now, since x < 2π, then it means it is in the fourth quadrant. Thus;

x = 7π/4

Read more about Trigonometric Equations; https://brainly.com/question/1687218

#SPJ6

PLEASE HELP ME!!!!!​

Answers

Answer:

The number pattern is that the decimal point moves one place to the left each time.

Next three numbers: 7.3456, 0.73456, 0.073456

Step-by-step explanation:

how do i figure this out?

Answers

the answer is  34

in order to find answer:

enter tan^-1( 2/3 into calculator

2 is on oppisite side and 3 is on adjacent so we use tan = o/a

show questions
Your total cost C to skate at Skate Days is a $2 skate rental plus an additional $3.25 for each hour Chat
you skate.
Write a function rule to represent the situation.
19
Is this situation continuous or discrete? Explain your reasoning.
Create a sign that Skate Days can display at the counter that tells people how much it will cost
for each hour they skate (include 1-5 hours on your sign)
Skate City has free skate rental but charges $4 for each hour.
Which skating rink would you choose to go to?
Why did you make that choice? Use mathematical reasoning to support your answer. Lo

Answers

Answer:

The cost is a fixed $2, plus $3.25 for any additional hour.

Then if you rent it for x hours, the cost is:

c(x) = $2 + $3.25*x

Is this situation continuous or discrete?

Yes, it is discrete, because x is "the number of hours"

so if you rent it for 1.30 hours, they will say "ok, this is equivalent to two hours".

This means that while the values of x are continuous, the possible costs are:

{$2, $2 + $3.25, $2 + 2*$3.25, ....}

Which is a discrete set.

Then the sign for 1 to 5 hours will be:

1 hour ---------- $2 + $3.25 = $5.25

2 hours -------- $2 + 2*$3.25 = $8.50

3 hours--------- $2 + 3*$3.25 = $11.75

4 hours--------- $2 + 4*$3.25 =  $15

5 hours -------- $2 + 5*$3.25 = $18.25

In the other park the cost is only $4 for each hour (no fixed cost) then the total cost for x hours is:

c(x) = $4*x

Now, which option is better?

If we look at the costs for different numbers of hours for this other equation, we have:

1 hour ----- $4

2 hours ---- 2*$4 = $8

3 hours ----- 3*$4 = $12

4 hours ------ 4*$4 = $16

Then: if you want to skate 2 hours or less, Skate City is cheaper, if you want to skate more than that, kate Days is cheaper.

This happens because the first one has a smaller slope, meaning that is larger at first, but as x grows the price does not grow as much as in Skate City

En mi familia tres primos cumplimos años el mismo día y la abuela quiere regalarnos dinero a los tres para que nos compremos lo que deseamos.Sin embargo,a cada uno nos gustan cosas de diferentes precios,yo deseo gastar el dinero en un día de salida al cine y comer en algún restaurante,para lo cual mi abuela me dio 2 veces mas que el dinero que le dio a reiner;mientras que julio quiere un reloj y recibió cuatro veces lo que recibió reiner.El más pequeño de todos es reiner,el quiere dos juegos de xbox ¿que cantidad de dinero nos dio la abuela a cada uno por los cumpleaños, si en total por los tres sumaron $6000?

Answers

Answer:

Tu recibiste = $1714,3  

Reiner recibió = $857,1

Julio recibió = $3428,6

Step-by-step explanation:

Podemos encontrar el dinero que recibieron todos mediante la siguiente expresión:

[tex] A + R + C = 6000 [/tex]

Dado que A recibió 2 veces más que el dinero que Reiner y C recibió 4 veces lo que recibió Reiner, entonces:

[tex] 2R + R + 4R = 6000 [/tex]

[tex] R = \frac{6000}{7} = 857,1 [/tex]

Ahora, podemos encontar cuanto recbieron los otros dos primos:

[tex] A = 2R = 2*\frac{6000}{7} = \frac{12000}{7} = 1714,3 [/tex]

[tex] C = 4R = 4*\frac{6000}{7} = \frac{24000}{7} = 3428,6 [/tex]

Por lo tanto, tu recibiste $1714,3, Reiner recibió $857,1 y Julio recibió $3428,6.  

     

Espero que te sea de utilidad!                

write these sentences as an inequality.
1. eighteen is less than 2 times the sum of a number and 6.
2. five plus the quotient of a number and -1 is greater than 0.

Answers

1.) 18< 2x+6
2.) 5+x divided by -1 >0

Use the following coordinate plane to write the ordered pair for each point .
A (,)
B(,)
C(,)

Answers

Answer:

A(-4.5,-3), B(0,2), C(4,1)

Step-by-step explanation:

u just look at their positoions and u go to left side or right side first, then up or down.

left and down are negative.

right and up are positive.

-12n + 3(n +
36)


Please helppp

Answers

Answer:

-9n+108

Step-by-step explanation:

-12n+3(n+36)

-12n+3n+108

-9n+108

Answer:

-9n+108

Step-by-step explanation:

distribute then combine like terms

help!! please if can i need answer

Answers

The answer is C

I think it is

I only have 10 minutes left!! I need to know the answer!!!
I WILL MARL BRAINLY

Answers

Answer:

x<1

Step-by-step explanation:

Answer:

x<1

Step-by-step explanation:

Can you please check if this is correct

Answers

Answer:

here it is

Step-by-step explanation:

hope you understand

helpieeee plzzz owo will mark brainlist

Answers

Answer:

addition property of equality. hope that helps!

Step-by-step explanation:

Answer:

addition property of equality

Step-by-step explanation:

PLEASE HURRY! WILL GIVE BRAINLEST TO THE BEST ANSWER!

How do i get the equation: 2x+3y=1,470 to slope intercept form. please provide steps :))

Answers

Answer:

y= -2 +490

3

Step-by-step explanation:

y=mx+b is the slope intercept form of a like where m is the slope and b is the y intercept

Answer:

y=-2/3x+490

Step-by-step explanation:

As we know the formula for slope intercept form would be y=mx+b

therefore we arrange our numbers in the following manner:

First subtract 2x from 2x so it'll be like 2x-2x and they cancel each other out so keep that in mind, now what you do on one side you have to do it on the other side as well therefore you'll putt -2x on the other side now we are left our equation as 3y=1,470-2x

Second, as we want our form to be slope intercept form I believe that y should be by it self and to do that you need to divide 3 from y, now remember that what you do on one side you have to do it on the other. So you'll divide 3 from all the numbers on the other side. Now on the other side we have 1,470-2x so we will divide 1,470/3=490 and -2x/3 now we are left with y= 490-2/3x ( i left -2/3x as that because dividing makes it a decimal and a decimal and the fraction has the same value so I just left it as a fraction)

Thirdly, sense we want our equation as a slope intercept form we will need to rearange our equation which we need to keep in mind the form which is y=mx+b so that makes it to our answer y=-2/3x+490

Hope this helps :)

Graph the inequality below on a number line
[tex]x < - 2[/tex]

Answers

U would mark -3 and draw a line going left with a arrow to indicate every number beyond -3 is a possible answer

Write the sentence as an equation.

225 is 68 divided by t

Answers

Answer:

[tex] \frac{225}{68} = t[/tex]

simplify the expression:
(x^3y^n/z^m+1)^k

Answers

3yxnzmk/z+ k, I’m pretty this is it since there were no other numbers:)

Write the negation of the following statement.
An obtuse angle measures 85°.
Choose the correct answer below.
A. An obtuse angle does not measure 85º.
B. An obtuse angle measures greater than 90°.
C. An acute angle measures 85º.
D. An acute angle does not measure 85°

Answers

Answer:

B. An obtuse angle measures greater than 90°.

Step-by-step explanation:

An obtuse angle measures 85°.  

It is incorrect as obtuse angle is greater than 90°

Correct answer

B. An obtuse angle measures greater than 90°.

The scale of a model airplane is shown in the graph

Answers

Answer:5/3

Step-by-step explanation:

Answer: 5/3


Step-by-step explanation: rise/run (rise over run) or y/x

Civil engineers are designing a section of road that is going to dip below sea level. The road's curve can be modeled by the equation y = 0.00005x2 - 0.06x, where x is the horizontal distance in feet between the points where the road is at sea level and y is the elevation. The engineers want to put stop signs at the locations where the elevation the road is equal to sea level. At which horizontal distances will they place the stop signs?

Answers

Answer:

1200feet

Step-by-step explanation:

Given the the road's curve elevation modeled by the equation

y = 0.00005x^2 - 0.06x,

x is the horizontal distance in feet between the points where the road is at sea level and;

y is the elevation

The elevation the road is equal to sea level when y = 0

Substitute y = 0 into the equation and calculate x;

0 = 0.00005x^2 - 0.06x

0.06x = 0.00005x^2

0.06 = 0.00005x

x = 0.06/0.00005

x = 1200 ft

Hence they will place the stop sign at a horizontal distance of 1200feet

Please help me I need the answer ASAP

Answers

Ok I THINK (you may have to double check answers, I haven’t done this in a while.

X= 8

AB= 9

BC=18

AC=27

How did I get this?
To find X;
2(2x-7)=3x-6
4x-14=3x-6
X=8

To find AB;
2(8)-7
16-7
9

To find BC;
3(8)-6
24-6
18

To find AC;
[2(8)-7]+[3(8)-6]
(16-7)+(24-6)
(9)+(18)
27

What are the slope and y-intercept of the line 3x – 2y = 12?

Answers

Answer:

Slope: 3/2

Y-intercept: (0,-6)

Step-by-step explanation:

Use the slope-intercept form y=Mx+b to find the slope m and y intercept b.

Help me asap
Write an equation to represent the tape diagram.
Find the value of p that makes the equation true.

Answers

Answer:

6p =120

Step-by-step explanation:

well the p's are very close together in a sense that we are going to multiply instead of add because they the p's would have space in between

6 * 20 = 120

so p= 20

choose A

and P=20

6p is equal to 6×20

to get P, do 120÷6

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