1/3(x)=21

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Solution for 1/3(x)=21 equation: 



1/3(x)=21

We move all terms to the left:

1/3(x)-(21)=0



Domain of the equation: 3x!=0

x!=0/3

x!=0

x∈R



We multiply all the terms by the denominator


-21*3x+1=0

Wy multiply elements

-63x+1=0

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

-63x=-1

x=-1/-63

x=1/63

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