8+y-3y=12

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Solution for 8+y-3y=12 equation: 


Simplifying
8 + y + -3y = 12

Combine like terms: y + -3y = -2y
8 + -2y = 12

Solving
8 + -2y = 12

Solving for variable 'y'.

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

Add '-8' to each side of the equation.
8 + -8 + -2y = 12 + -8

Combine like terms: 8 + -8 = 0
0 + -2y = 12 + -8
-2y = 12 + -8

Combine like terms: 12 + -8 = 4
-2y = 4

Divide each side by '-2'.
y = -2

Simplifying
y = -2

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