-y-15y-4y+13y+2y=20

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Solution for -y-15y-4y+13y+2y=20 equation: 


Simplifying
-1y + -15y + -4y + 13y + 2y = 20

Combine like terms: -1y + -15y = -16y
-16y + -4y + 13y + 2y = 20

Combine like terms: -16y + -4y = -20y
-20y + 13y + 2y = 20

Combine like terms: -20y + 13y = -7y
-7y + 2y = 20

Combine like terms: -7y + 2y = -5y
-5y = 20

Solving
-5y = 20

Solving for variable 'y'.

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

Divide each side by '-5'.
y = -4

Simplifying
y = -4

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