3x+9-x=9+x-3

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Solution for 3x+9-x=9+x-3 equation:


Simplifying
3x + 9 + -1x = 9 + x + -3

Reorder the terms:
9 + 3x + -1x = 9 + x + -3

Combine like terms: 3x + -1x = 2x
9 + 2x = 9 + x + -3

Reorder the terms:
9 + 2x = 9 + -3 + x

Combine like terms: 9 + -3 = 6
9 + 2x = 6 + x

Solving
9 + 2x = 6 + 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.
9 + 2x + -1x = 6 + x + -1x

Combine like terms: 2x + -1x = 1x
9 + 1x = 6 + x + -1x

Combine like terms: x + -1x = 0
9 + 1x = 6 + 0
9 + 1x = 6

Add '-9' to each side of the equation.
9 + -9 + 1x = 6 + -9

Combine like terms: 9 + -9 = 0
0 + 1x = 6 + -9
1x = 6 + -9

Combine like terms: 6 + -9 = -3
1x = -3

Divide each side by '1'.
x = -3

Simplifying
x = -3

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