3xy-9y=12

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Solution for 3xy-9y=12 equation: 


Simplifying
3xy + -9y = 12

Solving
3xy + -9y = 12

Solving for variable 'x'.

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

Add '9y' to each side of the equation.
3xy + -9y + 9y = 12 + 9y

Combine like terms: -9y + 9y = 0
3xy + 0 = 12 + 9y
3xy = 12 + 9y

Divide each side by '3y'.
x = 4y-1 + 3

Simplifying
x = 4y-1 + 3

Reorder the terms:
x = 3 + 4y-1

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