-81-9y=81

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Solution for -81-9y=81 equation: 


Simplifying
-81 + -9y = 81

Solving
-81 + -9y = 81

Solving for variable 'y'.

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

Add '81' to each side of the equation.
-81 + 81 + -9y = 81 + 81

Combine like terms: -81 + 81 = 0
0 + -9y = 81 + 81
-9y = 81 + 81

Combine like terms: 81 + 81 = 162
-9y = 162

Divide each side by '-9'.
y = -18

Simplifying
y = -18

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