If x equals -1, then find the matching value for y.
4x-4y=-8

4(-1) -4y =-8

-4-4y=-8

-4y=-4

y = 1

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10

$15 each

step-by-step explanation:

$45/3 children= $15 each