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

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