(X-1)2=27

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Solution for (X-1)2=27 equation: 


Simplifying
(X + -1) * 2 = 27

Reorder the terms:
(-1 + X) * 2 = 27

Reorder the terms for easier multiplication:
2(-1 + X) = 27
(-1 * 2 + X * 2) = 27
(-2 + 2X) = 27

Solving
-2 + 2X = 27

Solving for variable 'X'.

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

Add '2' to each side of the equation.
-2 + 2 + 2X = 27 + 2

Combine like terms: -2 + 2 = 0
0 + 2X = 27 + 2
2X = 27 + 2

Combine like terms: 27 + 2 = 29
2X = 29

Divide each side by '2'.
X = 14.5

Simplifying
X = 14.5

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