Greg earn 900$ for washing 30 Windows last month . If Greg wage is increased by 2$ per window this month , how much will he earn for 30 Windows this month ?

Answers

Answer 1

Answer: $900 ÷ 30 = 30
Greg earns $30 per window last month.

30 + 2 = 32
Greg earns $32 per window this month.

32 x 30 = 960
Greg earns $960 for washing 30 windows this month.

Answer: $960

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Solve for y. -3(y-5)=24
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Select the correct difference. -3z^7 - (-5z^7)

Answers

remember
x-(-y) means x+y since minusing a negative cancels

-3z^7+5z^7
addthe coeficients
one way to show is undistribute
-3z^7+5z^7=(z^7)(-3+5)=(z^7)(2)=2z^7

answer is 2z^7

An astronaut that weighs180 on Earth only weighs
30 pounds on the moon.
If on astronaut weights
25 pounds on the moon,
how much would they
weight on earth?

Answers

Answer:

150 pounds

180/30=6 so whatever other weight you get will have to be a multiple of 6

25*6=150

Step-by-step explanation:

Answer:*80 pounds

Step-by-step explanation:

25 pounds on Earth

4 pounds on the Moon

500 pounds on Earth

? pounds on the Moon

Compare the numerators.

25pounds on Earth

4 pounds on the Moon

500pounds on Earth

? pounds on the Moon

To get from 25 to 500, multiply by 20. Multiply the numerator and denominator by 20 to find how many pounds the astronaut would weigh on the Moon.

25 pounds on Earth20

4 pounds on the Moon20

500 pounds on Earth

80pounds on the Moon

The astronaut would weigh 80 pounds on the Moon.

9. Identify the number of solutions to 3x + 21 = 3(x+ 7).

Answers

Answer: I think the answer is 10 thats atleast what I got

Step-by-step explanation:

Which is equal to the product of HJ?

Answers

H = 1st row 4 -2 5
2nd row 6 1 -3

J = 1st column 7 3 8

1st row and 1st column: 4*7 + -2*3 + 5*8 = 28 - 6 + 40 = 62
2nd row and 1st column: 6*7 + 1*3 + -3*8 = 42 + 3 - 24 = 21

Answer is 2nd option. 62 and 21.

Vertical angles A. angles that are created when two line intersect
B. angles that add up to 180 degrees
C. angles that form a line
D. adjacent angles
plz help

Answers

vertical angles

the correct answer will be

A. angles that are created when two line intersect

because each of the pairs of opposite angles made by two intersecting lines.

Substitution method 2x+8y=20 y=2

Answers

the answer is X=2 if you are trying to find X

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