7x+2x+y=180

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Solution for 7x+2x+y=180 equation: 


Simplifying
7x + 2x + y = 180

Combine like terms: 7x + 2x = 9x
9x + y = 180

Solving
9x + y = 180

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1y' to each side of the equation.
9x + y + -1y = 180 + -1y

Combine like terms: y + -1y = 0
9x + 0 = 180 + -1y
9x = 180 + -1y

Divide each side by '9'.
x = 20 + -0.1111111111y

Simplifying
x = 20 + -0.1111111111y

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