-9+-1y=-8

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Solution for -9+-1y=-8 equation: 


Simplifying
-9 + -1y = -8

Solving
-9 + -1y = -8

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 = -8 + 9

Combine like terms: -9 + 9 = 0
0 + -1y = -8 + 9
-1y = -8 + 9

Combine like terms: -8 + 9 = 1
-1y = 1

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

Simplifying
y = -1

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