Simplifying
14 = -2x

Solving
14 = -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
14 + 2x = -2x + 2x

Combine like terms: -2x + 2x = 0
14 + 2x = 0

Add '-14' to each side of the equation.
14 + -14 + 2x = 0 + -14

Combine like terms: 14 + -14 = 0
0 + 2x = 0 + -14
2x = 0 + -14

Combine like terms: 0 + -14 = -14
2x = -14

Divide each side by '2'.
x = -7

Simplifying
x = -7