solve for x: 12x + 5= 10x - 11

12x + 5 = 10x - 11

Subtract 10x from both sides:

12x - 10x + 5 = 10x - 10x - 11
2x + 5 = -11

Subtract 5 from both sides:

2x + 5 - 5 = -11 - 5
2x = -16

Divide by 2:

2x/2 = -16/2
x = -8

Therefore, the solution is x = -8.