x*2+y*2=13

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Solution for x*2+y*2=13 equation:


Simplifying
x * 2 + y * 2 = 13

Reorder the terms for easier multiplication:
2x + y * 2 = 13

Reorder the terms for easier multiplication:
2x + 2y = 13

Solving
2x + 2y = 13

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 = 13 + -2y

Combine like terms: 2y + -2y = 0
2x + 0 = 13 + -2y
2x = 13 + -2y

Divide each side by '2'.
x = 6.5 + -1y

Simplifying
x = 6.5 + -1y

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