3+x+y+12=

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


Simplifying
3 + x + y + 12 = 0

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

Combine like terms: 3 + 12 = 15
15 + x + y = 0

Solving
15 + x + y = 0

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 + x + -15 + y = 0 + -15

Reorder the terms:
15 + -15 + x + y = 0 + -15

Combine like terms: 15 + -15 = 0
0 + x + y = 0 + -15
x + y = 0 + -15

Combine like terms: 0 + -15 = -15
x + y = -15

Add '-1y' to each side of the equation.
x + y + -1y = -15 + -1y

Combine like terms: y + -1y = 0
x + 0 = -15 + -1y
x = -15 + -1y

Simplifying
x = -15 + -1y

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