3/7x=140

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Solution for 3/7x=140 equation: 



3/7x=140

We move all terms to the left:

3/7x-(140)=0



Domain of the equation: 7x!=0

x!=0/7

x!=0

x∈R



We multiply all the terms by the denominator


-140*7x+3=0

Wy multiply elements

-980x+3=0

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

-980x=-3

x=-3/-980

x=3/980

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