SOLUTION: 1/x-8/21=3/7x
Algebra.Com
Question 570823: 1/x-8/21=3/7x
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
Add 8/21 to both sides of the equation
add -(3/7x) to both sides
LCD = 7x
7-3=7x*8/21
4=56x/21
multiply by 21
84= 56x
/56
x=3/2
m.ananth@hotmail.ca
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