(x+9)2=(y)2+x

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Solution for (x+9)2=(y)2+x equation:


Simplifying
(x + 9) * 2 = (y) * 2 + x

Reorder the terms:
(9 + x) * 2 = (y) * 2 + x

Reorder the terms for easier multiplication:
2(9 + x) = (y) * 2 + x
(9 * 2 + x * 2) = (y) * 2 + x
(18 + 2x) = (y) * 2 + x

Reorder the terms for easier multiplication:
18 + 2x = 2y + x

Reorder the terms:
18 + 2x = x + 2y

Solving
18 + 2x = x + 2y

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
18 + 2x + -1x = x + -1x + 2y

Combine like terms: 2x + -1x = 1x
18 + 1x = x + -1x + 2y

Combine like terms: x + -1x = 0
18 + 1x = 0 + 2y
18 + 1x = 2y

Add '-18' to each side of the equation.
18 + -18 + 1x = -18 + 2y

Combine like terms: 18 + -18 = 0
0 + 1x = -18 + 2y
1x = -18 + 2y

Divide each side by '1'.
x = -18 + 2y

Simplifying
x = -18 + 2y

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