(4.2)/(3x)=7

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Solution for (4.2)/(3x)=7 equation: 



(4.2)/(3x)=7

We move all terms to the left:

(4.2)/(3x)-(7)=0



Domain of the equation: 3x!=0

x!=0/3

x!=0

x∈R



We multiply all the terms by the denominator


-7*3x+(4.2)=0

We add all the numbers together, and all the variables

-7*3x+4.2=0

Wy multiply elements

-21x+4.2=0

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

-21x=-4.2

x=-4.2/-21

x=3.5/17.5

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