7-21/3=20/3-5y

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Solution for 7-21/3=20/3-5y equation: 



7-21/3=20/3-5y

We move all terms to the left:

7-21/3-(20/3-5y)=0



Domain of the equation: 3-5y)!=0

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

-5y)!=-3

y!=-3/1

y!=-3

y∈R



We add all the numbers together, and all the variables

-(-5y+20/3)+7-21/3=0

We add all the numbers together, and all the variables

-(-5y+20/3)=0

We get rid of parentheses

5y-20/3=0

We multiply all the terms by the denominator


5y*3-20=0

Wy multiply elements

15y-20=0

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

15y=20

y=20/15

y=1+1/3

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