7y-3x=9y

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Solution for 7y-3x=9y equation: 


Simplifying
7y + -3x = 9y

Reorder the terms:
-3x + 7y = 9y

Solving
-3x + 7y = 9y

Solving for variable 'x'.

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

Add '-7y' to each side of the equation.
-3x + 7y + -7y = 9y + -7y

Combine like terms: 7y + -7y = 0
-3x + 0 = 9y + -7y
-3x = 9y + -7y

Combine like terms: 9y + -7y = 2y
-3x = 2y

Divide each side by '-3'.
x = -0.6666666667y

Simplifying
x = -0.6666666667y

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