The fourth term in an arithmetic sequence is 18 and the seventh term is 39. If the first term is a1 , which is an equation for the nth term of this sequence?

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Use the data on the dot plot to answer the question. how many people read for more than three hours last week? i'm on a unit test review

Suzanne began a trip with 18 1/2 gallons of gas in the gas tank of her car if she hughes 17 3/4 gallons on the trip how many gallons does she have left once she finish the trip