Macy bought some records. she spent a total of $45 after a discount of $11 off of her total purchase. each record cost $8. how many records did she buy?

select an equation that could be used to answer the question above. let r represent the number of records.

8r - 11 = 45

45r - 11 = 8

11r + 8 = 45

8r + 45 = 11

17 in long 1.3 ft wide and 8in high what is the volume

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?

The width of a rectangle is half as long as the length. the rectangle has an area of 18 square feet. what are the length and width of the rectangle?