4x+8-2x=9+x-9

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Solution for 4x+8-2x=9+x-9 equation:


Simplifying
4x + 8 + -2x = 9 + x + -9

Reorder the terms:
8 + 4x + -2x = 9 + x + -9

Combine like terms: 4x + -2x = 2x
8 + 2x = 9 + x + -9

Reorder the terms:
8 + 2x = 9 + -9 + x

Combine like terms: 9 + -9 = 0
8 + 2x = 0 + x
8 + 2x = x

Solving
8 + 2x = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
8 + 2x + -1x = x + -1x

Combine like terms: 2x + -1x = 1x
8 + 1x = x + -1x

Combine like terms: x + -1x = 0
8 + 1x = 0

Add '-8' to each side of the equation.
8 + -8 + 1x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 1x = 0 + -8
1x = 0 + -8

Combine like terms: 0 + -8 = -8
1x = -8

Divide each side by '1'.
x = -8

Simplifying
x = -8

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