(-28)+y=7(y-10)

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Solution for (-28)+y=7(y-10) equation: 



(-28)+y=7(y-10)

We move all terms to the left:

(-28)+y-(7(y-10))=0

We add all the numbers together, and all the variables

y-(7(y-10))-28=0



We calculate terms in parentheses: -(7(y-10)), so:

7(y-10)

We multiply parentheses

7y-70

Back to the equation:

-(7y-70)



We get rid of parentheses

y-7y+70-28=0

We add all the numbers together, and all the variables

-6y+42=0

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

-6y=-42

y=-42/-6

y=+7

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