2x+8+4x-128=

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Solution for 2x+8+4x-128= equation:


Simplifying
2x + 8 + 4x + -128 = 0

Reorder the terms:
8 + -128 + 2x + 4x = 0

Combine like terms: 8 + -128 = -120
-120 + 2x + 4x = 0

Combine like terms: 2x + 4x = 6x
-120 + 6x = 0

Solving
-120 + 6x = 0

Solving for variable 'x'.

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

Add '120' to each side of the equation.
-120 + 120 + 6x = 0 + 120

Combine like terms: -120 + 120 = 0
0 + 6x = 0 + 120
6x = 0 + 120

Combine like terms: 0 + 120 = 120
6x = 120

Divide each side by '6'.
x = 20

Simplifying
x = 20

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