((x-1)*15)+15=315

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Solution for ((x-1)*15)+15=315 equation:


Simplifying
((x + -1) * 15) + 15 = 315

Reorder the terms:
((-1 + x) * 15) + 15 = 315

Reorder the terms for easier multiplication:
(15(-1 + x)) + 15 = 315
((-1 * 15 + x * 15)) + 15 = 315
((-15 + 15x)) + 15 = 315
(-15 + 15x) + 15 = 315

Remove parenthesis around (-15 + 15x)
-15 + 15x + 15 = 315

Reorder the terms:
-15 + 15 + 15x = 315

Combine like terms: -15 + 15 = 0
0 + 15x = 315
15x = 315

Solving
15x = 315

Solving for variable 'x'.

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

Divide each side by '15'.
x = 21

Simplifying
x = 21

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