-7x-9=5x+15

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Solution for -7x-9=5x+15 equation:


Simplifying
-7x + -9 = 5x + 15

Reorder the terms:
-9 + -7x = 5x + 15

Reorder the terms:
-9 + -7x = 15 + 5x

Solving
-9 + -7x = 15 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-9 + -7x + -5x = 15 + 5x + -5x

Combine like terms: -7x + -5x = -12x
-9 + -12x = 15 + 5x + -5x

Combine like terms: 5x + -5x = 0
-9 + -12x = 15 + 0
-9 + -12x = 15

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

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

Combine like terms: 15 + 9 = 24
-12x = 24

Divide each side by '-12'.
x = -2

Simplifying
x = -2

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