3(2x-40)+8=2x-40

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Solution for 3(2x-40)+8=2x-40 equation:


Simplifying
3(2x + -40) + 8 = 2x + -40

Reorder the terms:
3(-40 + 2x) + 8 = 2x + -40
(-40 * 3 + 2x * 3) + 8 = 2x + -40
(-120 + 6x) + 8 = 2x + -40

Reorder the terms:
-120 + 8 + 6x = 2x + -40

Combine like terms: -120 + 8 = -112
-112 + 6x = 2x + -40

Reorder the terms:
-112 + 6x = -40 + 2x

Solving
-112 + 6x = -40 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-112 + 6x + -2x = -40 + 2x + -2x

Combine like terms: 6x + -2x = 4x
-112 + 4x = -40 + 2x + -2x

Combine like terms: 2x + -2x = 0
-112 + 4x = -40 + 0
-112 + 4x = -40

Add '112' to each side of the equation.
-112 + 112 + 4x = -40 + 112

Combine like terms: -112 + 112 = 0
0 + 4x = -40 + 112
4x = -40 + 112

Combine like terms: -40 + 112 = 72
4x = 72

Divide each side by '4'.
x = 18

Simplifying
x = 18

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