4/5*x=20

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Solution for 4/5*x=20 equation: 



4/5x=20

We move all terms to the left:

4/5x-(20)=0



Domain of the equation: 5x!=0

x!=0/5

x!=0

x∈R



We multiply all the terms by the denominator


-20*5x+4=0

Wy multiply elements

-100x+4=0

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

-100x=-4

x=-4/-100

x=1/25

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