12-x+7=8

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Solution for 12-x+7=8 equation:


Simplifying
12 + -1x + 7 = 8

Reorder the terms:
12 + 7 + -1x = 8

Combine like terms: 12 + 7 = 19
19 + -1x = 8

Solving
19 + -1x = 8

Solving for variable 'x'.

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

Add '-19' to each side of the equation.
19 + -19 + -1x = 8 + -19

Combine like terms: 19 + -19 = 0
0 + -1x = 8 + -19
-1x = 8 + -19

Combine like terms: 8 + -19 = -11
-1x = -11

Divide each side by '-1'.
x = 11

Simplifying
x = 11

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