(x+5)2-81=0

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Solution for (x+5)2-81=0 equation:


Simplifying
(x + 5) * 2 + -81 = 0

Reorder the terms:
(5 + x) * 2 + -81 = 0

Reorder the terms for easier multiplication:
2(5 + x) + -81 = 0
(5 * 2 + x * 2) + -81 = 0
(10 + 2x) + -81 = 0

Reorder the terms:
10 + -81 + 2x = 0

Combine like terms: 10 + -81 = -71
-71 + 2x = 0

Solving
-71 + 2x = 0

Solving for variable 'x'.

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

Add '71' to each side of the equation.
-71 + 71 + 2x = 0 + 71

Combine like terms: -71 + 71 = 0
0 + 2x = 0 + 71
2x = 0 + 71

Combine like terms: 0 + 71 = 71
2x = 71

Divide each side by '2'.
x = 35.5

Simplifying
x = 35.5

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