(X-8)2-5=13

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Solution for (X-8)2-5=13 equation: 


Simplifying
(X + -8) * 2 + -5 = 13

Reorder the terms:
(-8 + X) * 2 + -5 = 13

Reorder the terms for easier multiplication:
2(-8 + X) + -5 = 13
(-8 * 2 + X * 2) + -5 = 13
(-16 + 2X) + -5 = 13

Reorder the terms:
-16 + -5 + 2X = 13

Combine like terms: -16 + -5 = -21
-21 + 2X = 13

Solving
-21 + 2X = 13

Solving for variable 'X'.

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

Add '21' to each side of the equation.
-21 + 21 + 2X = 13 + 21

Combine like terms: -21 + 21 = 0
0 + 2X = 13 + 21
2X = 13 + 21

Combine like terms: 13 + 21 = 34
2X = 34

Divide each side by '2'.
X = 17

Simplifying
X = 17

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