Tess sang 2 fewer songs today than she did yesterday. Yesterday, Tess sang 9 songs. Which number sentence can be used to find the number
of songs Tess sang today?
9 + 2 =
9- 2 =
9-9 =

If set d is not the empty set but is a subset of set e, then which of the following is true? d ∩ e = d d ∩ e = e d ∩ e = ∅

Which expression is a perfect cube? a. x8 b. y24 c. m28 d. x64

At a little-known vacation spot, taxi fares are a bargain. a 49-mile taxi ride takes 63 minutes and costs $44.10. you want to find the cost of a 37-minute taxi ride. what unit price do you need?