21/2s+20=56

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Solution for 21/2s+20=56 equation: 



21/2s+20=56

We move all terms to the left:

21/2s+20-(56)=0



Domain of the equation: 2s!=0

s!=0/2

s!=0

s∈R



We add all the numbers together, and all the variables

21/2s-36=0

We multiply all the terms by the denominator


-36*2s+21=0

Wy multiply elements

-72s+21=0

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

-72s=-21

s=-21/-72

s=7/24

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