3(4y+7)+(-15y)=

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Solution for 3(4y+7)+(-15y)= equation: 



3(4y+7)+(-15y)=

We move all terms to the left:

3(4y+7)+(-15y)-()=0

We add all the numbers together, and all the variables

3(4y+7)+(-15y)=0

We multiply parentheses

12y+(-15y)+21=0

We get rid of parentheses

12y-15y+21=0

We add all the numbers together, and all the variables

-3y+21=0

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

-3y=-21

y=-21/-3

y=+7

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