Simplifying
-3 + 2x = 11

Solving
-3 + 2x = 11

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '3' to each side of the equation.
-3 + 3 + 2x = 11 + 3

Combine like terms: -3 + 3 = 0
0 + 2x = 11 + 3
2x = 11 + 3

Combine like terms: 11 + 3 = 14
2x = 14

Divide each side by '2'.
x = 7

Simplifying
x = 7