9x+y+y+15=180

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Solution for 9x+y+y+15=180 equation:


Simplifying
9x + y + y + 15 = 180

Reorder the terms:
15 + 9x + y + y = 180

Combine like terms: y + y = 2y
15 + 9x + 2y = 180

Solving
15 + 9x + 2y = 180

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + 9x + -15 + 2y = 180 + -15

Reorder the terms:
15 + -15 + 9x + 2y = 180 + -15

Combine like terms: 15 + -15 = 0
0 + 9x + 2y = 180 + -15
9x + 2y = 180 + -15

Combine like terms: 180 + -15 = 165
9x + 2y = 165

Add '-2y' to each side of the equation.
9x + 2y + -2y = 165 + -2y

Combine like terms: 2y + -2y = 0
9x + 0 = 165 + -2y
9x = 165 + -2y

Divide each side by '9'.
x = 18.33333333 + -0.2222222222y

Simplifying
x = 18.33333333 + -0.2222222222y

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