3y=42+-3y

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


Simplifying
3y = 42 + -3y

Solving
3y = 42 + -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.
3y + 3y = 42 + -3y + 3y

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

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

Divide each side by '6'.
y = 7

Simplifying
y = 7

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