30=(x+8)2

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Solution for 30=(x+8)2 equation:


Simplifying
30 = (x + 8) * 2

Reorder the terms:
30 = (8 + x) * 2

Reorder the terms for easier multiplication:
30 = 2(8 + x)
30 = (8 * 2 + x * 2)
30 = (16 + 2x)

Solving
30 = 16 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
30 + -2x = 16 + 2x + -2x

Combine like terms: 2x + -2x = 0
30 + -2x = 16 + 0
30 + -2x = 16

Add '-30' to each side of the equation.
30 + -30 + -2x = 16 + -30

Combine like terms: 30 + -30 = 0
0 + -2x = 16 + -30
-2x = 16 + -30

Combine like terms: 16 + -30 = -14
-2x = -14

Divide each side by '-2'.
x = 7

Simplifying
x = 7

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