-7x-12=-5x+15+7x

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Solution for -7x-12=-5x+15+7x equation:


Simplifying
-7x + -12 = -5x + 15 + 7x

Reorder the terms:
-12 + -7x = -5x + 15 + 7x

Reorder the terms:
-12 + -7x = 15 + -5x + 7x

Combine like terms: -5x + 7x = 2x
-12 + -7x = 15 + 2x

Solving
-12 + -7x = 15 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-12 + -7x + -2x = 15 + 2x + -2x

Combine like terms: -7x + -2x = -9x
-12 + -9x = 15 + 2x + -2x

Combine like terms: 2x + -2x = 0
-12 + -9x = 15 + 0
-12 + -9x = 15

Add '12' to each side of the equation.
-12 + 12 + -9x = 15 + 12

Combine like terms: -12 + 12 = 0
0 + -9x = 15 + 12
-9x = 15 + 12

Combine like terms: 15 + 12 = 27
-9x = 27

Divide each side by '-9'.
x = -3

Simplifying
x = -3

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