9y-8=-80

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Solution for 9y-8=-80 equation: 


Simplifying
9y + -8 = -80

Reorder the terms:
-8 + 9y = -80

Solving
-8 + 9y = -80

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 + 9y = -80 + 8

Combine like terms: -8 + 8 = 0
0 + 9y = -80 + 8
9y = -80 + 8

Combine like terms: -80 + 8 = -72
9y = -72

Divide each side by '9'.
y = -8

Simplifying
y = -8

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