1/2x*3=21

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Solution for 1/2x*3=21 equation: 



1/2x*3=21

We move all terms to the left:

1/2x*3-(21)=0



Domain of the equation: 2x*3!=0

x!=0/1

x!=0

x∈R



We multiply all the terms by the denominator


-21*2x*3+1=0

Wy multiply elements

-126x*3+1=0

Wy multiply elements

-378x+1=0

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

-378x=-1

x=-1/-378

x=1/378

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