=(X-3)2+20

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Solution for =(X-3)2+20 equation: 


Simplifying
0 = (X + -3) * 2 + 20

Reorder the terms:
0 = (-3 + X) * 2 + 20

Reorder the terms for easier multiplication:
0 = 2(-3 + X) + 20
0 = (-3 * 2 + X * 2) + 20
0 = (-6 + 2X) + 20

Reorder the terms:
0 = -6 + 20 + 2X

Combine like terms: -6 + 20 = 14
0 = 14 + 2X

Solving
0 = 14 + 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.
0 + -2X = 14 + 2X + -2X
Remove the zero:
-2X = 14 + 2X + -2X

Combine like terms: 2X + -2X = 0
-2X = 14 + 0
-2X = 14

Divide each side by '-2'.
X = -7

Simplifying
X = -7

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