6x+9y=18

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Solution for 6x+9y=18 equation: 


Simplifying
6x + 9y = 18

Solving
6x + 9y = 18

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.
6x + 9y + -9y = 18 + -9y

Combine like terms: 9y + -9y = 0
6x + 0 = 18 + -9y
6x = 18 + -9y

Divide each side by '6'.
x = 3 + -1.5y

Simplifying
x = 3 + -1.5y

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