(x+7)2=100

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Solution for (x+7)2=100 equation:


Simplifying
(x + 7) * 2 = 100

Reorder the terms:
(7 + x) * 2 = 100

Reorder the terms for easier multiplication:
2(7 + x) = 100
(7 * 2 + x * 2) = 100
(14 + 2x) = 100

Solving
14 + 2x = 100

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + 2x = 100 + -14

Combine like terms: 14 + -14 = 0
0 + 2x = 100 + -14
2x = 100 + -14

Combine like terms: 100 + -14 = 86
2x = 86

Divide each side by '2'.
x = 43

Simplifying
x = 43

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