9x-3x-4=12x-4

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


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

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

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

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

Add '4' to each side of the equation.
-4 + 4 + 6x = -4 + 4 + 12x

Combine like terms: -4 + 4 = 0
0 + 6x = -4 + 4 + 12x
6x = -4 + 4 + 12x

Combine like terms: -4 + 4 = 0
6x = 0 + 12x
6x = 12x

Solving
6x = 12x

Solving for variable 'x'.

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

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

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

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

Divide each side by '-6'.
x = 0

Simplifying
x = 0

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