21/3x=5

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Solution for 21/3x=5 equation: 



21/3x=5

We move all terms to the left:

21/3x-(5)=0



Domain of the equation: 3x!=0

x!=0/3

x!=0

x∈R



We multiply all the terms by the denominator


-5*3x+21=0

Wy multiply elements

-15x+21=0

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

-15x=-21

x=-21/-15

x=1+2/5

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