SOLUTION: One number is 3 times another. If the sum of their reciprocals is 4/21, find the two numbers. I think I can solve the equation if I could figure out how to set it up. Thanks

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: One number is 3 times another. If the sum of their reciprocals is 4/21, find the two numbers. I think I can solve the equation if I could figure out how to set it up. Thanks      Log On


   

Question 62591: One number is 3 times another. If the sum of their reciprocals is 4/21, find the two numbers.
I think I can solve the equation if I could figure out how to set it up.
Thanks
Answer by 303795(602) About Me  (Show Source):
You can put this solution on YOUR website!
Call the two numbers x and y.
Using the first bit of information x = 3y.
Using the second bit of information 1%2Fx+%2B1%2Fy+=+4%2F21
As you think you can do the rest then finish it off after you are happy with my setting up.