(X-4)2+(y+4)2=16

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Solution for (X-4)2+(y+4)2=16 equation: 


Simplifying
(X + -4) * 2 + (y + 4) * 2 = 16

Reorder the terms:
(-4 + X) * 2 + (y + 4) * 2 = 16

Reorder the terms for easier multiplication:
2(-4 + X) + (y + 4) * 2 = 16
(-4 * 2 + X * 2) + (y + 4) * 2 = 16
(-8 + 2X) + (y + 4) * 2 = 16

Reorder the terms:
-8 + 2X + (4 + y) * 2 = 16

Reorder the terms for easier multiplication:
-8 + 2X + 2(4 + y) = 16
-8 + 2X + (4 * 2 + y * 2) = 16
-8 + 2X + (8 + 2y) = 16

Reorder the terms:
-8 + 8 + 2X + 2y = 16

Combine like terms: -8 + 8 = 0
0 + 2X + 2y = 16
2X + 2y = 16

Solving
2X + 2y = 16

Solving for variable 'X'.

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

Add '-2y' to each side of the equation.
2X + 2y + -2y = 16 + -2y

Combine like terms: 2y + -2y = 0
2X + 0 = 16 + -2y
2X = 16 + -2y

Divide each side by '2'.
X = 8 + -1y

Simplifying
X = 8 + -1y

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