Answer:
Step-by-step explanation:
<u>Use u-substitution.</u>
Let u=5+2x
∴=2
∴du=2dx
(because (1/2)(2)=1)
(because 5+2x=u, and 2dx=du)
(1/2) (because =)
(1/2)
(1/2) (/(3/2))
(1/2) (2/3)
u=5+2x, so =
Let the amount they both drive be x miles.
Then as the costs are the same
46 + 0.17x = 55 + 0.12x
0.05x = 55-46 = 9
x = 8/0.05 = 180 miles <------- answer to first part
This cos = 46 + 0.17*180 = $76.60 answer
Answer: D 9 is your answer
Hoped I Helped
Answer:
Step-by-step explanation:
0.2 or 2/9 in fraction form I believe.