Customers of a phone company can choose between two servers plans for a long-distance calls. the first plant has $27 monthly fee and charges an additional $0.07 for each minute of calls. the second plan has no monthly fee but charges $0.11 for each minute of calls. for how many minutes of calls with the cost of the two plans be equal?

Which value of c would make he following expression completely factored? 8x+cy

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.

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?