9-1y=11

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Solution for 9-1y=11 equation: 


Simplifying
9 + -1y = 11

Solving
9 + -1y = 11

Solving for variable 'y'.

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

Add '-9' to each side of the equation.
9 + -9 + -1y = 11 + -9

Combine like terms: 9 + -9 = 0
0 + -1y = 11 + -9
-1y = 11 + -9

Combine like terms: 11 + -9 = 2
-1y = 2

Divide each side by '-1'.
y = -2

Simplifying
y = -2

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