15=(x-2)3

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Solution for 15=(x-2)3 equation:


Simplifying
15 = (x + -2) * 3

Reorder the terms:
15 = (-2 + x) * 3

Reorder the terms for easier multiplication:
15 = 3(-2 + x)
15 = (-2 * 3 + x * 3)
15 = (-6 + 3x)

Solving
15 = -6 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
15 + -3x = -6 + 3x + -3x

Combine like terms: 3x + -3x = 0
15 + -3x = -6 + 0
15 + -3x = -6

Add '-15' to each side of the equation.
15 + -15 + -3x = -6 + -15

Combine like terms: 15 + -15 = 0
0 + -3x = -6 + -15
-3x = -6 + -15

Combine like terms: -6 + -15 = -21
-3x = -21

Divide each side by '-3'.
x = 7

Simplifying
x = 7

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