6-12=x

Solution for 6-12=x equation:

Simplifying
6 + -12 = x

Combine like terms: 6 + -12 = -6
-6 = x

Solving
-6 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-6 + -1x = x + -1x

Combine like terms: x + -1x = 0
-6 + -1x = 0

Add '6' to each side of the equation.
-6 + 6 + -1x = 0 + 6

Combine like terms: -6 + 6 = 0
0 + -1x = 0 + 6
-1x = 0 + 6

Combine like terms: 0 + 6 = 6
-1x = 6

Divide each side by '-1'.
x = -6

Simplifying
x = -6