-x-12+7=4x

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Solution for -x-12+7=4x equation:


Simplifying
-1x + -12 + 7 = 4x

Reorder the terms:
-12 + 7 + -1x = 4x

Combine like terms: -12 + 7 = -5
-5 + -1x = 4x

Solving
-5 + -1x = 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-5 + -1x + -4x = 4x + -4x

Combine like terms: -1x + -4x = -5x
-5 + -5x = 4x + -4x

Combine like terms: 4x + -4x = 0
-5 + -5x = 0

Add '5' to each side of the equation.
-5 + 5 + -5x = 0 + 5

Combine like terms: -5 + 5 = 0
0 + -5x = 0 + 5
-5x = 0 + 5

Combine like terms: 0 + 5 = 5
-5x = 5

Divide each side by '-5'.
x = -1

Simplifying
x = -1

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