4/s+1=9

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Solution for 4/s+1=9 equation: 



4/s+1=9

We move all terms to the left:

4/s+1-(9)=0



Domain of the equation: s!=0

s∈R



We add all the numbers together, and all the variables

4/s-8=0

We multiply all the terms by the denominator


-8*s+4=0

We add all the numbers together, and all the variables

-8s+4=0

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

-8s=-4

s=-4/-8

s=1/2

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