The slope of the line is -3.
300:1. A meter is 100 cm, so 9 meters is 900 cm / 3 = 300.
This I my explanation for this question if it is helpful your welcome
Instead use WolframAlpha.com for math questions I would paste the answer but a cretinous fop has "disabled" that feature by javascript -- which is trivial to circumvent but I won't bother with the time.
Answer:
betty swam 21 jane swam 14
Step-by-step explanation: