3=17+2(5+a)

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Solution for 3=17+2(5+a) equation: 



3=17+2(5+a)

We move all terms to the left:

3-(17+2(5+a))=0

We add all the numbers together, and all the variables

-(17+2(a+5))+3=0



We calculate terms in parentheses: -(17+2(a+5)), so:

17+2(a+5)

determiningTheFunctionDomain
2(a+5)+17

We multiply parentheses

2a+10+17

We add all the numbers together, and all the variables

2a+27

Back to the equation:

-(2a+27)



We get rid of parentheses

-2a-27+3=0

We add all the numbers together, and all the variables

-2a-24=0

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

-2a=24

a=24/-2

a=-12

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