-12=18-y

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Solution for -12=18-y equation:


Simplifying
-12 = 18 + -1y

Solving
-12 = 18 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
-12 + y = 18 + -1y + y

Combine like terms: -1y + y = 0
-12 + y = 18 + 0
-12 + y = 18

Add '12' to each side of the equation.
-12 + 12 + y = 18 + 12

Combine like terms: -12 + 12 = 0
0 + y = 18 + 12
y = 18 + 12

Combine like terms: 18 + 12 = 30
y = 30

Simplifying
y = 30

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