Question

Nas figuras, a // b // c, calcule o valor de X.

Answer 1

Resposta:

9/18 = x/4

9.4 = 18x

36 = 18x

X = 36/18 = 2

8/x+1 = 12/2x-6

8. (2x-6) = 12. (X-1)

16x-48 = 12x-12

4x-48=-12

4x=36

X=36/4=9