9x-9y=90

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Solution for 9x-9y=90 equation: 


Simplifying
9x + -9y = 90

Solving
9x + -9y = 90

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.
9x + -9y + 9y = 90 + 9y

Combine like terms: -9y + 9y = 0
9x + 0 = 90 + 9y
9x = 90 + 9y

Divide each side by '9'.
x = 10 + y

Simplifying
x = 10 + y

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