-42+3y=12-3y

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Solution for -42+3y=12-3y equation:


Simplifying
-42 + 3y = 12 + -3y

Solving
-42 + 3y = 12 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
-42 + 3y + 3y = 12 + -3y + 3y

Combine like terms: 3y + 3y = 6y
-42 + 6y = 12 + -3y + 3y

Combine like terms: -3y + 3y = 0
-42 + 6y = 12 + 0
-42 + 6y = 12

Add '42' to each side of the equation.
-42 + 42 + 6y = 12 + 42

Combine like terms: -42 + 42 = 0
0 + 6y = 12 + 42
6y = 12 + 42

Combine like terms: 12 + 42 = 54
6y = 54

Divide each side by '6'.
y = 9

Simplifying
y = 9

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