3x-39=12x-12

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Solution for 3x-39=12x-12 equation:


Simplifying
3x + -39 = 12x + -12

Reorder the terms:
-39 + 3x = 12x + -12

Reorder the terms:
-39 + 3x = -12 + 12x

Solving
-39 + 3x = -12 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
-39 + 3x + -12x = -12 + 12x + -12x

Combine like terms: 3x + -12x = -9x
-39 + -9x = -12 + 12x + -12x

Combine like terms: 12x + -12x = 0
-39 + -9x = -12 + 0
-39 + -9x = -12

Add '39' to each side of the equation.
-39 + 39 + -9x = -12 + 39

Combine like terms: -39 + 39 = 0
0 + -9x = -12 + 39
-9x = -12 + 39

Combine like terms: -12 + 39 = 27
-9x = 27

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

Simplifying
x = -3

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