3y-6+y=42

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Solution for 3y-6+y=42 equation: 


Simplifying
3y + -6 + y = 42

Reorder the terms:
-6 + 3y + y = 42

Combine like terms: 3y + y = 4y
-6 + 4y = 42

Solving
-6 + 4y = 42

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 + 4y = 42 + 6

Combine like terms: -6 + 6 = 0
0 + 4y = 42 + 6
4y = 42 + 6

Combine like terms: 42 + 6 = 48
4y = 48

Divide each side by '4'.
y = 12

Simplifying
y = 12

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