7-x+12-x=11

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Solution for 7-x+12-x=11 equation:


Simplifying
7 + -1x + 12 + -1x = 11

Reorder the terms:
7 + 12 + -1x + -1x = 11

Combine like terms: 7 + 12 = 19
19 + -1x + -1x = 11

Combine like terms: -1x + -1x = -2x
19 + -2x = 11

Solving
19 + -2x = 11

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 + -2x = 11 + -19

Combine like terms: 19 + -19 = 0
0 + -2x = 11 + -19
-2x = 11 + -19

Combine like terms: 11 + -19 = -8
-2x = -8

Divide each side by '-2'.
x = 4

Simplifying
x = 4

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