(12x+-56)3-9x=78

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Solution for (12x+-56)3-9x=78 equation:


Simplifying
(12x + -56) * 3 + -9x = 78

Reorder the terms:
(-56 + 12x) * 3 + -9x = 78

Reorder the terms for easier multiplication:
3(-56 + 12x) + -9x = 78
(-56 * 3 + 12x * 3) + -9x = 78
(-168 + 36x) + -9x = 78

Combine like terms: 36x + -9x = 27x
-168 + 27x = 78

Solving
-168 + 27x = 78

Solving for variable 'x'.

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

Add '168' to each side of the equation.
-168 + 168 + 27x = 78 + 168

Combine like terms: -168 + 168 = 0
0 + 27x = 78 + 168
27x = 78 + 168

Combine like terms: 78 + 168 = 246
27x = 246

Divide each side by '27'.
x = 9.111111111

Simplifying
x = 9.111111111

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