xa-y=2y

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Solution for xa-y=2y equation: 


Simplifying
xa + -1y = 2y

Solving
ax + -1y = 2y

Solving for variable 'a'.

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

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

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

Combine like terms: 2y + y = 3y
ax = 3y

Divide each side by 'x'.
a = 3x-1y

Simplifying
a = 3x-1y

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