LarryJoeseph
24.07.2019 •
Mathematics
Which of the following is a random sample of new car owners? a. pollsters randomly selecting new owner names from customer purchase lists to survey. b. a car dealership representative talks to purchasers of new cars. c. owners of new cars are surveyed as they leave a fast-food restaurant. d. owners of hybrid cars are surveyed at gas stations.
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Ответ:
Ответ:
10x-15
Step-by-step explanation:
First, do Abbey. Abbey= 5 hrs less than 3 Emily.
Nathan spends twice as much as Abbey. Then you get 3x (Emily is x) -5 +x (for Emily) +6x - 10 (for Nathan. Add those. You get 3x+x+6x-5-10. I hope this is correct.