Y-9=7(x-7)

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Solution for Y-9=7(x-7) equation: 



-9=7(Y-7)

We move all terms to the left:

-9-(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+49-9=0

We add all the numbers together, and all the variables

-7Y+40=0

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

-7Y=-40

Y=-40/-7

Y=5+5/7

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