7/y+8=-1

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Solution for 7/y+8=-1 equation: 



7/y+8=-1

We move all terms to the left:

7/y+8-(-1)=0



Domain of the equation: y!=0

y∈R



We add all the numbers together, and all the variables

7/y+9=0

We multiply all the terms by the denominator


9*y+7=0

We add all the numbers together, and all the variables

9y+7=0

We move all terms containing y to the left, all other terms to the right

9y=-7

y=-7/9

y=-7/9

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