4/7x-3=9

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Solution for 4/7x-3=9 equation: 



4/7x-3=9

We move all terms to the left:

4/7x-3-(9)=0



Domain of the equation: 7x!=0

x!=0/7

x!=0

x∈R



We add all the numbers together, and all the variables

4/7x-12=0

We multiply all the terms by the denominator


-12*7x+4=0

Wy multiply elements

-84x+4=0

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

-84x=-4

x=-4/-84

x=1/21

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