-40=8/7s

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Solution for -40=8/7s equation: 



-40=8/7s

We move all terms to the left:

-40-(8/7s)=0



Domain of the equation: 7s)!=0

s!=0/1

s!=0

s∈R



We add all the numbers together, and all the variables

-(+8/7s)-40=0

We get rid of parentheses

-8/7s-40=0

We multiply all the terms by the denominator


-40*7s-8=0

Wy multiply elements

-280s-8=0

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

-280s=8

s=8/-280

s=-1/35

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