Quick zap sold 5550 apps in the first week of availability. suppose that on average they expect to sell 45 apps per hour. a) write an equation for the number of apps a sold t weeks after the first week of availability. b) if sales continue at this rate, how many hours will it take for the company to sell 100,000 apps?

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.