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

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Answer 1 · 2018-04-16T10:24:58

See below

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 ☺

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