-15-5y=20

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Solution for -15-5y=20 equation: 


Simplifying
-15 + -5y = 20

Solving
-15 + -5y = 20

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 + -5y = 20 + 15

Combine like terms: -15 + 15 = 0
0 + -5y = 20 + 15
-5y = 20 + 15

Combine like terms: 20 + 15 = 35
-5y = 35

Divide each side by '-5'.
y = -7

Simplifying
y = -7

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