Answer:
r(n)=3n-1
Step-by-step explanation:
Speed is expressed as the ratio of distance/time = d/t
in Alex's case, speed = (3.8 miles / 18 minutes)
. . . or simply
3.8/18
Can u show us a pic of the question
Answer: 52
Step-by-step explanation: Not much work with this one but hope this helps :)
Answer:
13/12
Step-by-step explanation:
B - 7/4 = -2/3
B = -2/3 + 7/4
B = 13/12