39=3y-15

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Solution for 39=3y-15 equation:


Simplifying
39 = 3y + -15

Reorder the terms:
39 = -15 + 3y

Solving
39 = -15 + 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.
39 + -3y = -15 + 3y + -3y

Combine like terms: 3y + -3y = 0
39 + -3y = -15 + 0
39 + -3y = -15

Add '-39' to each side of the equation.
39 + -39 + -3y = -15 + -39

Combine like terms: 39 + -39 = 0
0 + -3y = -15 + -39
-3y = -15 + -39

Combine like terms: -15 + -39 = -54
-3y = -54

Divide each side by '-3'.
y = 18

Simplifying
y = 18

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