Multiply both sides of the equation by 2m ... you will end up with a quadratic equation.
Learn to use LaTeX coding.
[TEX]\frac{5m}{2}=2+\frac{1}{m} [/TEX] gives
If you click on the “go advanced tab” you should see on the tool-bar. That gives the [TEX]..[/TEX] wrap. Your LaTeX code goes between them.
This subforum will help you with the code. Once you begin, you quickly learn the code.