What is the difference?
X-8/3x - 3x/x^2

Answer:
[tex] \frac{x - 8}{3x} - \frac{3x}{ {x}^{2} } \\ \\ \frac{x - 8}{3x} - \frac{3}{x} \\ \\ \frac{x - 8 - 9}{3} \\ \\ \frac{ x - 17}{3x} [/tex]
Answer:
[tex] \\ \frac{x - 8}{3x} - \frac{3x}{ {x}^{2} } [/tex]
[tex] \\ = \frac{x - 8}{3x} - \frac{3 {\cancel{x}}}{{ \cancel {x^2} }} [/tex]
[tex] \\ = \frac{x - 8}{3x} - \frac{3}{x} [/tex]
[tex] \\ = \frac{x - 8 - 9}{3} [/tex]
[tex] \\ = \frac{x - 17}{3x} [/tex]