12x-6=3(3x+4)

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


Simplifying
12x + -6 = 3(3x + 4)

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

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

Solving
-6 + 12x = 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.
-6 + 12x + -9x = 12 + 9x + -9x

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

Combine like terms: 9x + -9x = 0
-6 + 3x = 12 + 0
-6 + 3x = 12

Add '6' to each side of the equation.
-6 + 6 + 3x = 12 + 6

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

Combine like terms: 12 + 6 = 18
3x = 18

Divide each side by '3'.
x = 6

Simplifying
x = 6

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