3(y+3)=12

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Solution for 3(y+3)=12 equation: 


Simplifying
3(y + 3) = 12

Reorder the terms:
3(3 + y) = 12
(3 * 3 + y * 3) = 12
(9 + 3y) = 12

Solving
9 + 3y = 12

Solving for variable 'y'.

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

Add '-9' to each side of the equation.
9 + -9 + 3y = 12 + -9

Combine like terms: 9 + -9 = 0
0 + 3y = 12 + -9
3y = 12 + -9

Combine like terms: 12 + -9 = 3
3y = 3

Divide each side by '3'.
y = 1

Simplifying
y = 1

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