y+(y-2x)=90

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Solution for y+(y-2x)=90 equation:


Simplifying
y + (y + -2x) = 90

Reorder the terms:
y + (-2x + y) = 90

Remove parenthesis around (-2x + y)
y + -2x + y = 90

Reorder the terms:
-2x + y + y = 90

Combine like terms: y + y = 2y
-2x + 2y = 90

Solving
-2x + 2y = 90

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 = 90 + -2y

Combine like terms: 2y + -2y = 0
-2x + 0 = 90 + -2y
-2x = 90 + -2y

Divide each side by '-2'.
x = -45 + y

Simplifying
x = -45 + y

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