Respuesta :

Answer:

x = 28

Step-by-step explanation:

12/8 = (x-7)/14

Cross multiply.

8(x-7) = 12 × 14

Expand and multiply.

8x - 56 = 168

Add 56 on both sides.

8x = 168 + 56

8x = 224

Divide 8 into both sides.

x = 224/8

x = 28

X=28

12/8=1.5
14 x 1.5=21
21+7= 28