28=34+7y-(-y)

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Solution for 28=34+7y-(-y) equation: 



28=34+7y-(-y)

We move all terms to the left:

28-(34+7y-(-y))=0

We add all the numbers together, and all the variables

-(34+7y-(-1y))+28=0



We calculate terms in parentheses: -(34+7y-(-1y)), so:

34+7y-(-1y)

determiningTheFunctionDomain
7y-(-1y)+34

We get rid of parentheses

7y+1y+34

We add all the numbers together, and all the variables

8y+34

Back to the equation:

-(8y+34)



We get rid of parentheses

-8y-34+28=0

We add all the numbers together, and all the variables

-8y-6=0

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

-8y=6

y=6/-8

y=-3/4

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