42=2+8(3+y)

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Solution for 42=2+8(3+y) equation: 



42=2+8(3+y)

We move all terms to the left:

42-(2+8(3+y))=0

We add all the numbers together, and all the variables

-(2+8(y+3))+42=0



We calculate terms in parentheses: -(2+8(y+3)), so:

2+8(y+3)

determiningTheFunctionDomain
8(y+3)+2

We multiply parentheses

8y+24+2

We add all the numbers together, and all the variables

8y+26

Back to the equation:

-(8y+26)



We get rid of parentheses

-8y-26+42=0

We add all the numbers together, and all the variables

-8y+16=0

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

-8y=-16

y=-16/-8

y=+2

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