(x+3)2-121=0

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Solution for (x+3)2-121=0 equation:


Simplifying
(x + 3) * 2 + -121 = 0

Reorder the terms:
(3 + x) * 2 + -121 = 0

Reorder the terms for easier multiplication:
2(3 + x) + -121 = 0
(3 * 2 + x * 2) + -121 = 0
(6 + 2x) + -121 = 0

Reorder the terms:
6 + -121 + 2x = 0

Combine like terms: 6 + -121 = -115
-115 + 2x = 0

Solving
-115 + 2x = 0

Solving for variable 'x'.

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

Add '115' to each side of the equation.
-115 + 115 + 2x = 0 + 115

Combine like terms: -115 + 115 = 0
0 + 2x = 0 + 115
2x = 0 + 115

Combine like terms: 0 + 115 = 115
2x = 115

Divide each side by '2'.
x = 57.5

Simplifying
x = 57.5

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