20x+9y=180

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Solution for 20x+9y=180 equation: 


Simplifying
20x + 9y = 180

Solving
20x + 9y = 180

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.
20x + 9y + -9y = 180 + -9y

Combine like terms: 9y + -9y = 0
20x + 0 = 180 + -9y
20x = 180 + -9y

Divide each side by '20'.
x = 9 + -0.45y

Simplifying
x = 9 + -0.45y

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