2(1/2s)=(4s-21)2

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Solution for 2(1/2s)=(4s-21)2 equation:



2(1/2s)=(4s-21)2
We move all terms to the left:
2(1/2s)-((4s-21)2)=0
Domain of the equation: 2s)!=0
s!=0/1
s!=0
s∈R
We add all the numbers together, and all the variables
2(+1/2s)-((4s-21)2)=0
We multiply parentheses
2s-((4s-21)2)=0
We calculate terms in parentheses: -((4s-21)2), so:
(4s-21)2
We multiply parentheses
8s-42
Back to the equation:
-(8s-42)
We get rid of parentheses
2s-8s+42=0
We add all the numbers together, and all the variables
-6s+42=0
We move all terms containing s to the left, all other terms to the right
-6s=-42
s=-42/-6
s=+7

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