Question 74764
one number is 2 times another. 
:
x, 2x
:
If the sum of their reciprocal is (1)/(4), find the two numbers.
{{{1/x + 1/(2x)}}} = {{{1/4}}}
:
Mult equation by 4x, to get rid of the denominators, resulting in:
4 + 2 = x
:
x = 6
:
Check:
{{{1/6 + 1/12}}} = {{{1/4}}}