18=(x+4)3

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Solution for 18=(x+4)3 equation:


Simplifying
18 = (x + 4) * 3

Reorder the terms:
18 = (4 + x) * 3

Reorder the terms for easier multiplication:
18 = 3(4 + x)
18 = (4 * 3 + x * 3)
18 = (12 + 3x)

Solving
18 = 12 + 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.
18 + -3x = 12 + 3x + -3x

Combine like terms: 3x + -3x = 0
18 + -3x = 12 + 0
18 + -3x = 12

Add '-18' to each side of the equation.
18 + -18 + -3x = 12 + -18

Combine like terms: 18 + -18 = 0
0 + -3x = 12 + -18
-3x = 12 + -18

Combine like terms: 12 + -18 = -6
-3x = -6

Divide each side by '-3'.
x = 2

Simplifying
x = 2

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