Respuesta :

OverpoweredNoob

Answer:

x = 9

Step-by-step explanation:

The top shape's side values are 3 times larger than the side values of the bottom shape, so x + 15 = 3(8).

Solve for x and you get x = 9.

CheretKa

Answer:

x = 9

Step-by-step explanation:

9 / x = 3   -> x = 3

(x+15) / 3 = 8

x + 15 = 8*3

x+15 = 24

x = 24 - 15

x = 9