3(y+6)=39

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Solution for 3(y+6)=39 equation: 


Simplifying
3(y + 6) = 39

Reorder the terms:
3(6 + y) = 39
(6 * 3 + y * 3) = 39
(18 + 3y) = 39

Solving
18 + 3y = 39

Solving for variable 'y'.

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

Add '-18' to each side of the equation.
18 + -18 + 3y = 39 + -18

Combine like terms: 18 + -18 = 0
0 + 3y = 39 + -18
3y = 39 + -18

Combine like terms: 39 + -18 = 21
3y = 21

Divide each side by '3'.
y = 7

Simplifying
y = 7

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