3-y-7=4(y-7)

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Solution for 3-y-7=4(y-7) equation: 



3-y-7=4(y-7)

We move all terms to the left:

3-y-7-(4(y-7))=0

We add all the numbers together, and all the variables

-1y-(4(y-7))-4=0



We calculate terms in parentheses: -(4(y-7)), so:

4(y-7)

We multiply parentheses

4y-28

Back to the equation:

-(4y-28)



We get rid of parentheses

-1y-4y+28-4=0

We add all the numbers together, and all the variables

-5y+24=0

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

-5y=-24

y=-24/-5

y=4+4/5

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