Answer:
Step-by-step explanation:
3x + 20
You will need to find out what x represents by doing that you add 80+60 which equals 140 now you know what your missing
3 times what + 20 equals 140
40×3=120+20=140
Your answer would be 3•40+20=140
The function d(t) represents the distance traveled by the train after t hours. d(5) is the total distance traveled by the train after 5 hours, which means 6:00 pm. The d(2) is the total distance traveled by the train after two hours, 3:00 pm. The expression d(5) - d(2) represents the total distance traveled by the train from 3:00 pm to 6:00 pm or for traveling at a constant speed for 3 hours.
Answer:
7.5mph
Step-by-step explanation:
Speed = Distance / Time
Speed = 15 ÷ 2
Speed = 7.5 mph
Answer:
Answer is in the screenshot provided.
Step-by-step explanation:
Work is also in the screenshot provided.
Answer: -180 for -6 and -20 for 2
Please give me Brainliest
