4/7y=20

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Solution for 4/7y=20 equation: 



4/7y=20

We move all terms to the left:

4/7y-(20)=0



Domain of the equation: 7y!=0

y!=0/7

y!=0

y∈R



We multiply all the terms by the denominator


-20*7y+4=0

Wy multiply elements

-140y+4=0

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

-140y=-4

y=-4/-140

y=1/35

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