x-5-2x=9x+9-12x

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Solution for x-5-2x=9x+9-12x equation:


Simplifying
x + -5 + -2x = 9x + 9 + -12x

Reorder the terms:
-5 + x + -2x = 9x + 9 + -12x

Combine like terms: x + -2x = -1x
-5 + -1x = 9x + 9 + -12x

Reorder the terms:
-5 + -1x = 9 + 9x + -12x

Combine like terms: 9x + -12x = -3x
-5 + -1x = 9 + -3x

Solving
-5 + -1x = 9 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
-5 + -1x + 3x = 9 + -3x + 3x

Combine like terms: -1x + 3x = 2x
-5 + 2x = 9 + -3x + 3x

Combine like terms: -3x + 3x = 0
-5 + 2x = 9 + 0
-5 + 2x = 9

Add '5' to each side of the equation.
-5 + 5 + 2x = 9 + 5

Combine like terms: -5 + 5 = 0
0 + 2x = 9 + 5
2x = 9 + 5

Combine like terms: 9 + 5 = 14
2x = 14

Divide each side by '2'.
x = 7

Simplifying
x = 7

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