7(9x-12)=231

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Solution for 7(9x-12)=231 equation:


Simplifying
7(9x + -12) = 231

Reorder the terms:
7(-12 + 9x) = 231
(-12 * 7 + 9x * 7) = 231
(-84 + 63x) = 231

Solving
-84 + 63x = 231

Solving for variable 'x'.

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

Add '84' to each side of the equation.
-84 + 84 + 63x = 231 + 84

Combine like terms: -84 + 84 = 0
0 + 63x = 231 + 84
63x = 231 + 84

Combine like terms: 231 + 84 = 315
63x = 315

Divide each side by '63'.
x = 5

Simplifying
x = 5

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