2(3x-6)-4x=9-x

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Solution for 2(3x-6)-4x=9-x equation:


Simplifying
2(3x + -6) + -4x = 9 + -1x

Reorder the terms:
2(-6 + 3x) + -4x = 9 + -1x
(-6 * 2 + 3x * 2) + -4x = 9 + -1x
(-12 + 6x) + -4x = 9 + -1x

Combine like terms: 6x + -4x = 2x
-12 + 2x = 9 + -1x

Solving
-12 + 2x = 9 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-12 + 2x + x = 9 + -1x + x

Combine like terms: 2x + x = 3x
-12 + 3x = 9 + -1x + x

Combine like terms: -1x + x = 0
-12 + 3x = 9 + 0
-12 + 3x = 9

Add '12' to each side of the equation.
-12 + 12 + 3x = 9 + 12

Combine like terms: -12 + 12 = 0
0 + 3x = 9 + 12
3x = 9 + 12

Combine like terms: 9 + 12 = 21
3x = 21

Divide each side by '3'.
x = 7

Simplifying
x = 7

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