Question 356325
<pre><font size = 3 color = "indigo"><b>
Hi,
{{{(7/x) = (9/x) -(1/3)}}}
mulitiplying each term on both sides of the equation by 3x
21 = 27 - x
21 + x = 27
x = 6
check your answer
7/6 = 9/6 - 2/3