-3x+8+9x=-12+3x-4

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


Simplifying
-3x + 8 + 9x = -12 + 3x + -4

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

Combine like terms: -3x + 9x = 6x
8 + 6x = -12 + 3x + -4

Reorder the terms:
8 + 6x = -12 + -4 + 3x

Combine like terms: -12 + -4 = -16
8 + 6x = -16 + 3x

Solving
8 + 6x = -16 + 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.
8 + 6x + -3x = -16 + 3x + -3x

Combine like terms: 6x + -3x = 3x
8 + 3x = -16 + 3x + -3x

Combine like terms: 3x + -3x = 0
8 + 3x = -16 + 0
8 + 3x = -16

Add '-8' to each side of the equation.
8 + -8 + 3x = -16 + -8

Combine like terms: 8 + -8 = 0
0 + 3x = -16 + -8
3x = -16 + -8

Combine like terms: -16 + -8 = -24
3x = -24

Divide each side by '3'.
x = -8

Simplifying
x = -8

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