7=(y-8)-7y+42

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Solution for 7=(y-8)-7y+42 equation: 



7=(y-8)-7y+42

We move all terms to the left:

7-((y-8)-7y+42)=0



We calculate terms in parentheses: -((y-8)-7y+42), so:

(y-8)-7y+42

We add all the numbers together, and all the variables

-7y+(y-8)+42

We get rid of parentheses

-7y+y-8+42

We add all the numbers together, and all the variables

-6y+34

Back to the equation:

-(-6y+34)



We get rid of parentheses

6y-34+7=0

We add all the numbers together, and all the variables

6y-27=0

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

6y=27

y=27/6

y=4+1/2

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