-7x-15=2x+12

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Solution for -7x-15=2x+12 equation:


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

Reorder the terms:
-15 + -7x = 2x + 12

Reorder the terms:
-15 + -7x = 12 + 2x

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

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

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

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

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

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

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

Simplifying
x = -3

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