Indicate a general rule for the n th term of this sequence. 6 a , 3 a , 0, -3 a , -6 a , . . an = 3 an + 9 a an = -3 an - 9 a an = -3 an + 9 a

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

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.

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin