Question

How do you combine `\frac { 2x + 9} { 9x - 2} - \frac { 5x } { 9x - 2}`?

Answer 1

See below

Explanation:

Since `(2x+9)/(9x-2) - (5x)/ (9x-2)` has the same `D^r`
`rArr (2x+9-5x)/(9x-2)`
`rArr (9-3x)/(9x-2)`

That's it,
Hope this helps ☺