8=-7/y-1

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



8=-7/y-1

We move all terms to the left:

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



Domain of the equation: y-1)!=0

y∈R



We get rid of parentheses

7/y+1+8=0

We multiply all the terms by the denominator


1*y+8*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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