-x=12+3x-5x+8

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Solution for -x=12+3x-5x+8 equation:


Simplifying
-1x = 12 + 3x + -5x + 8

Reorder the terms:
-1x = 12 + 8 + 3x + -5x

Combine like terms: 12 + 8 = 20
-1x = 20 + 3x + -5x

Combine like terms: 3x + -5x = -2x
-1x = 20 + -2x

Solving
-1x = 20 + -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.
-1x + 2x = 20 + -2x + 2x

Combine like terms: -1x + 2x = 1x
1x = 20 + -2x + 2x

Combine like terms: -2x + 2x = 0
1x = 20 + 0
1x = 20

Divide each side by '1'.
x = 20

Simplifying
x = 20

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