-15-y=7

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Solution for -15-y=7 equation: 


Simplifying
-15 + -1y = 7

Solving
-15 + -1y = 7

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 + -1y = 7 + 15

Combine like terms: -15 + 15 = 0
0 + -1y = 7 + 15
-1y = 7 + 15

Combine like terms: 7 + 15 = 22
-1y = 22

Divide each side by '-1'.
y = -22

Simplifying
y = -22

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