90=(x+8)3

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Solution for 90=(x+8)3 equation:


Simplifying
90 = (x + 8) * 3

Reorder the terms:
90 = (8 + x) * 3

Reorder the terms for easier multiplication:
90 = 3(8 + x)
90 = (8 * 3 + x * 3)
90 = (24 + 3x)

Solving
90 = 24 + 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.
90 + -3x = 24 + 3x + -3x

Combine like terms: 3x + -3x = 0
90 + -3x = 24 + 0
90 + -3x = 24

Add '-90' to each side of the equation.
90 + -90 + -3x = 24 + -90

Combine like terms: 90 + -90 = 0
0 + -3x = 24 + -90
-3x = 24 + -90

Combine like terms: 24 + -90 = -66
-3x = -66

Divide each side by '-3'.
x = 22

Simplifying
x = 22

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