7y+y=(3+y)

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Solution for 7y+y=(3+y) equation:



7y+y=(3+y)
We move all terms to the left:
7y+y-((3+y))=0
We add all the numbers together, and all the variables
7y+y-((y+3))=0
We add all the numbers together, and all the variables
8y-((y+3))=0
We calculate terms in parentheses: -((y+3)), so:
(y+3)
We get rid of parentheses
y+3
Back to the equation:
-(y+3)
We get rid of parentheses
8y-y-3=0
We add all the numbers together, and all the variables
7y-3=0
We move all terms containing y to the left, all other terms to the right
7y=3
y=3/7
y=3/7

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