3x-(4x-8)=9x-12

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Solution for 3x-(4x-8)=9x-12 equation:


Simplifying
3x + -1(4x + -8) = 9x + -12

Reorder the terms:
3x + -1(-8 + 4x) = 9x + -12
3x + (-8 * -1 + 4x * -1) = 9x + -12
3x + (8 + -4x) = 9x + -12

Reorder the terms:
8 + 3x + -4x = 9x + -12

Combine like terms: 3x + -4x = -1x
8 + -1x = 9x + -12

Reorder the terms:
8 + -1x = -12 + 9x

Solving
8 + -1x = -12 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
8 + -1x + -9x = -12 + 9x + -9x

Combine like terms: -1x + -9x = -10x
8 + -10x = -12 + 9x + -9x

Combine like terms: 9x + -9x = 0
8 + -10x = -12 + 0
8 + -10x = -12

Add '-8' to each side of the equation.
8 + -8 + -10x = -12 + -8

Combine like terms: 8 + -8 = 0
0 + -10x = -12 + -8
-10x = -12 + -8

Combine like terms: -12 + -8 = -20
-10x = -20

Divide each side by '-10'.
x = 2

Simplifying
x = 2

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