3x-124-12x=128

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Solution for 3x-124-12x=128 equation:


Simplifying
3x + -124 + -12x = 128

Reorder the terms:
-124 + 3x + -12x = 128

Combine like terms: 3x + -12x = -9x
-124 + -9x = 128

Solving
-124 + -9x = 128

Solving for variable 'x'.

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

Add '124' to each side of the equation.
-124 + 124 + -9x = 128 + 124

Combine like terms: -124 + 124 = 0
0 + -9x = 128 + 124
-9x = 128 + 124

Combine like terms: 128 + 124 = 252
-9x = 252

Divide each side by '-9'.
x = -28

Simplifying
x = -28

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