-9x+7y=18

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Solution for -9x+7y=18 equation: 


Simplifying
-9x + 7y = 18

Solving
-9x + 7y = 18

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.
-9x + 7y + -7y = 18 + -7y

Combine like terms: 7y + -7y = 0
-9x + 0 = 18 + -7y
-9x = 18 + -7y

Divide each side by '-9'.
x = -2 + 0.7777777778y

Simplifying
x = -2 + 0.7777777778y

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