y=x-y

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Solution for y=x-y equation: 


Simplifying
y = x + -1y

Solving
y = x + -1y

Solving for variable 'y'.

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

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

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

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

Divide each side by '2'.
y = 0.5x

Simplifying
y = 0.5x

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