-12x-39=51-7x

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Solution for -12x-39=51-7x equation:


Simplifying
-12x + -39 = 51 + -7x

Reorder the terms:
-39 + -12x = 51 + -7x

Solving
-39 + -12x = 51 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-39 + -12x + 7x = 51 + -7x + 7x

Combine like terms: -12x + 7x = -5x
-39 + -5x = 51 + -7x + 7x

Combine like terms: -7x + 7x = 0
-39 + -5x = 51 + 0
-39 + -5x = 51

Add '39' to each side of the equation.
-39 + 39 + -5x = 51 + 39

Combine like terms: -39 + 39 = 0
0 + -5x = 51 + 39
-5x = 51 + 39

Combine like terms: 51 + 39 = 90
-5x = 90

Divide each side by '-5'.
x = -18

Simplifying
x = -18

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