PLEASE HELP ME THIS IS MY FINAL !!!!
1 answer:
Answer:
it would take 20 miles and cost 10 dollars.
Step-by-step explanation: Like up the equations so that 50x=40x+200. When you solve for x (number of miles) you find that x=20. Use 20 in either equation (0.5x or 0.4x+2) to get 10 (total cost).
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Answer:
The truck
Step-by-step explanation:
the bus --- 110/2=55 miles per hour
the truck --- 180/3=60 miles per hour
therefore the truck travels faster
^3/1331 = 11
Answer:
d = 2.75 or 11/4
Step-by-step explanation:
15 = 5 + 4(2d - 3)
15 = 5 + 8d - 12
15 = 8d - 7
<u>+7 + 7</u>
22 = 8d
22/8 = d
2.75 = d
Check:
15 = 5 + 4(2(2.75) - 3)
Answer:
9-x^2
Step-by-step explanation:
The difference of means subtracting. the first number is 9 and the second is x^2, so you get 9-x^2
Answer:
-3
Step-by-step explanation:
Since the two lines are parallel, the slopes will be the same.
