-4x-128=12x+80

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Solution for -4x-128=12x+80 equation:


Simplifying
-4x + -128 = 12x + 80

Reorder the terms:
-128 + -4x = 12x + 80

Reorder the terms:
-128 + -4x = 80 + 12x

Solving
-128 + -4x = 80 + 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.
-128 + -4x + -12x = 80 + 12x + -12x

Combine like terms: -4x + -12x = -16x
-128 + -16x = 80 + 12x + -12x

Combine like terms: 12x + -12x = 0
-128 + -16x = 80 + 0
-128 + -16x = 80

Add '128' to each side of the equation.
-128 + 128 + -16x = 80 + 128

Combine like terms: -128 + 128 = 0
0 + -16x = 80 + 128
-16x = 80 + 128

Combine like terms: 80 + 128 = 208
-16x = 208

Divide each side by '-16'.
x = -13

Simplifying
x = -13

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