Y-28=7(x-7)

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Solution for Y-28=7(x-7) equation: 



-28=7(Y-7)

We move all terms to the left:

-28-(7(Y-7))=0



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

7(Y-7)

We multiply parentheses

7Y-49

Back to the equation:

-(7Y-49)



We get rid of parentheses

-7Y+49-28=0

We add all the numbers together, and all the variables

-7Y+21=0

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

-7Y=-21

Y=-21/-7

Y=+3

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