12+x+3y=0

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Solution for 12+x+3y=0 equation:


Simplifying
12 + x + 3y = 0

Solving
12 + x + 3y = 0

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + x + -12 + 3y = 0 + -12

Reorder the terms:
12 + -12 + x + 3y = 0 + -12

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

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

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

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

Simplifying
x = -12 + -3y

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