Answer:
19.5 miles
Step-by-step explanation:
6.5 mph means that each hour, he runs 6.5 miles.
So you already know how much he runs per hour.
6.5 mph x 3 h = 19.5mi
uhm i would say the second one but i might be very wrong
71x+50y
Answer
The zero or roots would be x= -6