The sales tax rate is 8.5%. If Helen buys a pillow priced at $18, how much tax will she pay?

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )

If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.