9x-4x-12=3x+6

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Solution for 9x-4x-12=3x+6 equation:


Simplifying
9x + -4x + -12 = 3x + 6

Reorder the terms:
-12 + 9x + -4x = 3x + 6

Combine like terms: 9x + -4x = 5x
-12 + 5x = 3x + 6

Reorder the terms:
-12 + 5x = 6 + 3x

Solving
-12 + 5x = 6 + 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.
-12 + 5x + -3x = 6 + 3x + -3x

Combine like terms: 5x + -3x = 2x
-12 + 2x = 6 + 3x + -3x

Combine like terms: 3x + -3x = 0
-12 + 2x = 6 + 0
-12 + 2x = 6

Add '12' to each side of the equation.
-12 + 12 + 2x = 6 + 12

Combine like terms: -12 + 12 = 0
0 + 2x = 6 + 12
2x = 6 + 12

Combine like terms: 6 + 12 = 18
2x = 18

Divide each side by '2'.
x = 9

Simplifying
x = 9

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