Question 314274
Let n = the number we want to find.

2n + 4(1/n) = 9

To remove the fraction, multiply both sides of the equation by n.

We get 2n^2 + 4 = 9n.

Subtract 9n from both sides of the equation.

2n^2 - 9n + 4 = 0

We now have a quadratic equation.

Can you find n now?