I'm not sure what you are trying to convey, but you cannot have more than one digit, so this is imposible
Answer:
Jena=18 miles Brian=36 miles
Step-by-step explanation:
well if you add what Richard got and double it (9+9=18 or 9x2=18) you get how much Jena ran. then if u add (9+9+9+9=36 or 9x4=36) you get Brians miles he ran
Answer: erm... the vertex it (1,-9)
Step-by-step explanation:
i think i did it right....not good at this stuff