Answer:
8 3/4 km
Step-by-step explanation:
2.5 km * 3.5 hours = 8.75 km in 3.5 hrs
A
A. f(-2)=3-6(-2)
-2f =3-(-12)
-2f=3+12
=15
divide both sides by 2
f=15/2
B. f(0)=3-6(0)
f=3
C.f(4)=3-6(4)
4f=3-24
f=21/4