-3y+15-1y=39

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Solution for -3y+15-1y=39 equation: 


Simplifying
-3y + 15 + -1y = 39

Reorder the terms:
15 + -3y + -1y = 39

Combine like terms: -3y + -1y = -4y
15 + -4y = 39

Solving
15 + -4y = 39

Solving for variable 'y'.

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

Add '-15' to each side of the equation.
15 + -15 + -4y = 39 + -15

Combine like terms: 15 + -15 = 0
0 + -4y = 39 + -15
-4y = 39 + -15

Combine like terms: 39 + -15 = 24
-4y = 24

Divide each side by '-4'.
y = -6

Simplifying
y = -6

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