36=(x-3)2

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Solution for 36=(x-3)2 equation:


Simplifying
36 = (x + -3) * 2

Reorder the terms:
36 = (-3 + x) * 2

Reorder the terms for easier multiplication:
36 = 2(-3 + x)
36 = (-3 * 2 + x * 2)
36 = (-6 + 2x)

Solving
36 = -6 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
36 + -2x = -6 + 2x + -2x

Combine like terms: 2x + -2x = 0
36 + -2x = -6 + 0
36 + -2x = -6

Add '-36' to each side of the equation.
36 + -36 + -2x = -6 + -36

Combine like terms: 36 + -36 = 0
0 + -2x = -6 + -36
-2x = -6 + -36

Combine like terms: -6 + -36 = -42
-2x = -42

Divide each side by '-2'.
x = 21

Simplifying
x = 21

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