Please help!
Show your work, please.

2/(x^2-9) - 3x/(x^2-5x+6)

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Aline passes through 3,7 and 6,9 what equation represents the line

Which function has the domain x> -11?