12x+y+3y-20=180

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Solution for 12x+y+3y-20=180 equation:


Simplifying
12x + y + 3y + -20 = 180

Reorder the terms:
-20 + 12x + y + 3y = 180

Combine like terms: y + 3y = 4y
-20 + 12x + 4y = 180

Solving
-20 + 12x + 4y = 180

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 12x + 20 + 4y = 180 + 20

Reorder the terms:
-20 + 20 + 12x + 4y = 180 + 20

Combine like terms: -20 + 20 = 0
0 + 12x + 4y = 180 + 20
12x + 4y = 180 + 20

Combine like terms: 180 + 20 = 200
12x + 4y = 200

Add '-4y' to each side of the equation.
12x + 4y + -4y = 200 + -4y

Combine like terms: 4y + -4y = 0
12x + 0 = 200 + -4y
12x = 200 + -4y

Divide each side by '12'.
x = 16.66666667 + -0.3333333333y

Simplifying
x = 16.66666667 + -0.3333333333y

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