3x+2y+9x+y=180

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Solution for 3x+2y+9x+y=180 equation:


Simplifying
3x + 2y + 9x + y = 180

Reorder the terms:
3x + 9x + 2y + y = 180

Combine like terms: 3x + 9x = 12x
12x + 2y + y = 180

Combine like terms: 2y + y = 3y
12x + 3y = 180

Solving
12x + 3y = 180

Solving for variable 'x'.

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

Add '-3y' to each side of the equation.
12x + 3y + -3y = 180 + -3y

Combine like terms: 3y + -3y = 0
12x + 0 = 180 + -3y
12x = 180 + -3y

Divide each side by '12'.
x = 15 + -0.25y

Simplifying
x = 15 + -0.25y

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