4(5+2y)-3(3y+7)=20+8y-4y-21

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Solution for 4(5+2y)-3(3y+7)=20+8y-4y-21 equation: 



4(5+2y)-3(3y+7)=20+8y-4y-21

We move all terms to the left:

4(5+2y)-3(3y+7)-(20+8y-4y-21)=0

We add all the numbers together, and all the variables

4(2y+5)-3(3y+7)-(4y-1)=0

We multiply parentheses

8y-9y-(4y-1)+20-21=0

We get rid of parentheses

8y-9y-4y+1+20-21=0

We add all the numbers together, and all the variables

-5y=0

y=0/-5

y=0

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