2y-20=-80

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Solution for 2y-20=-80 equation: 


Simplifying
2y + -20 = -80

Reorder the terms:
-20 + 2y = -80

Solving
-20 + 2y = -80

Solving for variable 'y'.

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

Add '20' to each side of the equation.
-20 + 20 + 2y = -80 + 20

Combine like terms: -20 + 20 = 0
0 + 2y = -80 + 20
2y = -80 + 20

Combine like terms: -80 + 20 = -60
2y = -60

Divide each side by '2'.
y = -30

Simplifying
y = -30

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