-2x+9y=-81

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Solution for -2x+9y=-81 equation: 


Simplifying
-2x + 9y = -81

Solving
-2x + 9y = -81

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.
-2x + 9y + -9y = -81 + -9y

Combine like terms: 9y + -9y = 0
-2x + 0 = -81 + -9y
-2x = -81 + -9y

Divide each side by '-2'.
x = 40.5 + 4.5y

Simplifying
x = 40.5 + 4.5y

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