6+y-3y=12

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Solution for 6+y-3y=12 equation: 


Simplifying
6 + y + -3y = 12

Combine like terms: y + -3y = -2y
6 + -2y = 12

Solving
6 + -2y = 12

Solving for variable 'y'.

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

Add '-6' to each side of the equation.
6 + -6 + -2y = 12 + -6

Combine like terms: 6 + -6 = 0
0 + -2y = 12 + -6
-2y = 12 + -6

Combine like terms: 12 + -6 = 6
-2y = 6

Divide each side by '-2'.
y = -3

Simplifying
y = -3

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