Question

7×-(12+12×)=-×+(12-13×) cual es el valor de x?

Answer 1

7x - (12 + 12x) = - x + (12 - 13x)

7x - 12 - 12x = - x + 12 - 13x

- 5x - 12 = - 14x = 12

- 5x + 14x = 12 + 12

9x = 24

x = 24/9------simplificamos la tercera

x = 8/3

Solución : 

x = 8/3