-3y+15-7=39

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Solution for -3y+15-7=39 equation:


Simplifying
-3y + 15 + -7 = 39

Reorder the terms:
15 + -7 + -3y = 39

Combine like terms: 15 + -7 = 8
8 + -3y = 39

Solving
8 + -3y = 39

Solving for variable 'y'.

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

Add '-8' to each side of the equation.
8 + -8 + -3y = 39 + -8

Combine like terms: 8 + -8 = 0
0 + -3y = 39 + -8
-3y = 39 + -8

Combine like terms: 39 + -8 = 31
-3y = 31

Divide each side by '-3'.
y = -10.33333333

Simplifying
y = -10.33333333

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