-99=9y

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Solution for -99=9y equation:


Simplifying
-99 = 9y

Solving
-99 = 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
-99 + -9y = 9y + -9y

Combine like terms: 9y + -9y = 0
-99 + -9y = 0

Add '99' to each side of the equation.
-99 + 99 + -9y = 0 + 99

Combine like terms: -99 + 99 = 0
0 + -9y = 0 + 99
-9y = 0 + 99

Combine like terms: 0 + 99 = 99
-9y = 99

Divide each side by '-9'.
y = -11

Simplifying
y = -11

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