(X-9)2=169

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Solution for (X-9)2=169 equation:


Simplifying
(X + -9) * 2 = 169

Reorder the terms:
(-9 + X) * 2 = 169

Reorder the terms for easier multiplication:
2(-9 + X) = 169
(-9 * 2 + X * 2) = 169
(-18 + 2X) = 169

Solving
-18 + 2X = 169

Solving for variable 'X'.

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

Add '18' to each side of the equation.
-18 + 18 + 2X = 169 + 18

Combine like terms: -18 + 18 = 0
0 + 2X = 169 + 18
2X = 169 + 18

Combine like terms: 169 + 18 = 187
2X = 187

Divide each side by '2'.
X = 93.5

Simplifying
X = 93.5

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