Answer:

Step-by-step explanation:
If Kevin walked his dog 1 2/7 miles and Sam walked his dog 7 times as far, then Sam walked his dog

Together they walked

Number 11 is slope=3, then number 12 is slope=-2, then number 13 is slope=4 and number 14 is slope =1. i got my answers by looking at the x axis. In a y=mx+b whatevers infront of the x is your slope. idk what 15 is though its weird lol Good luck! :)
Answersorry
Step-by-step explanation:sorry idk
Step-by-step explanation:
No solution because m is subtracted by m and 3 by 3 so no solution