subject
Mathematics, 21.01.2021 01:10 issaaamiaaa15

Jay earns $8 an hour when he works at his uncle's store. He earns $9 an hour when he does yard work for his neighbor. Which expression represents the total amount he will earn in a week when he works u hours at his uncle's store and v hours doing yard work for his neighbor? 8 u + 9 v 8 (u minus v) + 9 (v minus u) 17 u v 17 (u + v)

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 18:30
The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?
Answers: 1
question
Mathematics, 21.06.2019 19:20
Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?
Answers: 1
question
Mathematics, 21.06.2019 19:50
What is the result of the following division?
Answers: 1
question
Mathematics, 21.06.2019 20:50
An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
You know the right answer?
Jay earns $8 an hour when he works at his uncle's store. He earns $9 an hour when he does yard work...
Questions
question
English, 22.07.2021 19:50
question
Mathematics, 22.07.2021 19:50
Questions on the website: 13722363