3(4x-9)+12=9

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


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

Reorder the terms:
3(-9 + 4x) + 12 = 9
(-9 * 3 + 4x * 3) + 12 = 9
(-27 + 12x) + 12 = 9

Reorder the terms:
-27 + 12 + 12x = 9

Combine like terms: -27 + 12 = -15
-15 + 12x = 9

Solving
-15 + 12x = 9

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 12x = 9 + 15

Combine like terms: -15 + 15 = 0
0 + 12x = 9 + 15
12x = 9 + 15

Combine like terms: 9 + 15 = 24
12x = 24

Divide each side by '12'.
x = 2

Simplifying
x = 2

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