Y-1=7(x+3)

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Solution for Y-1=7(x+3) equation: 



-1=7(Y+3)

We move all terms to the left:

-1-(7(Y+3))=0



We calculate terms in parentheses: -(7(Y+3)), so:

7(Y+3)

We multiply parentheses

7Y+21

Back to the equation:

-(7Y+21)



We get rid of parentheses

-7Y-21-1=0

We add all the numbers together, and all the variables

-7Y-22=0

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

-7Y=22

Y=22/-7

Y=-3+1/7

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