9x-3Y=x+y

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Solution for 9x-3Y=x+y equation:


Simplifying
9x + -3Y = x + y

Reorder the terms:
-3Y + 9x = x + y

Solving
-3Y + 9x = x + y

Solving for variable 'Y'.

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

Add '-9x' to each side of the equation.
-3Y + 9x + -9x = x + -9x + y

Combine like terms: 9x + -9x = 0
-3Y + 0 = x + -9x + y
-3Y = x + -9x + y

Combine like terms: x + -9x = -8x
-3Y = -8x + y

Divide each side by '-3'.
Y = 2.666666667x + -0.3333333333y

Simplifying
Y = 2.666666667x + -0.3333333333y

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