-12=8+x

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Solution for -12=8+x equation:


Simplifying
-12 = 8 + x

Solving
-12 = 8 + 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.
-12 + -1x = 8 + x + -1x

Combine like terms: x + -1x = 0
-12 + -1x = 8 + 0
-12 + -1x = 8

Add '12' to each side of the equation.
-12 + 12 + -1x = 8 + 12

Combine like terms: -12 + 12 = 0
0 + -1x = 8 + 12
-1x = 8 + 12

Combine like terms: 8 + 12 = 20
-1x = 20

Divide each side by '-1'.
x = -20

Simplifying
x = -20

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