Question

2 . ( × - 6 ) + 9 = 11

Answer 1

(2x-12) +9 = 11
2x -12 = 2
2x = 14
x=7
 :)

Answer 2

Resolver.


2(x - 6) + 9 = 11
2x - 12 + 9 = 11
2x - 3 = 11
2x = 11 + 3
2x = 14
x = 14/2
x = 7

Respuesta.
x = 7