Answer:$430
Step-by-step explanation: 40*4 for the first amount of cloth, 6*45 for the second amount. Add those two together and you get 430
7x-4y just combine all the x and all the y sice both the x here are positive you add them and there is only one y so just keep it as it is
<span>The articles threatened national security interests (C). The Pentagon Papers, as they have come to be known, were a series of documents from 1971 that were given to the Times by a general who was in opposition of the US's presence in Vietnam. The US tried to block their further release on security grounds, but were not successful.</span>
Answer:
5 hours
Step-by-step explanation:
This is a tricky question. So first you have to pay $10. Then you can pay $6 an hour. If you think about it, if she rented the bike for 5 hours, (6 x 5 = 30) and paid $10 before she rented the bike, the bill would be $40.
Hope this helped!
