7s=7+7(2s-9)

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Solution for 7s=7+7(2s-9) equation: 



7s=7+7(2s-9)

We move all terms to the left:

7s-(7+7(2s-9))=0



We calculate terms in parentheses: -(7+7(2s-9)), so:

7+7(2s-9)

determiningTheFunctionDomain
7(2s-9)+7

We multiply parentheses

14s-63+7

We add all the numbers together, and all the variables

14s-56

Back to the equation:

-(14s-56)



We get rid of parentheses

7s-14s+56=0

We add all the numbers together, and all the variables

-7s+56=0

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

-7s=-56

s=-56/-7

s=+8

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