9=2(s+3)+1

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Solution for 9=2(s+3)+1 equation: 



9=2(s+3)+1

We move all terms to the left:

9-(2(s+3)+1)=0



We calculate terms in parentheses: -(2(s+3)+1), so:

2(s+3)+1

We multiply parentheses

2s+6+1

We add all the numbers together, and all the variables

2s+7

Back to the equation:

-(2s+7)



We get rid of parentheses

-2s-7+9=0

We add all the numbers together, and all the variables

-2s+2=0

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

-2s=-2

s=-2/-2

s=1

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