The cost for x number of students to attend an after school sporting event can be represented by the funtion c(x). if c(124) =558, select the following statements that are true

Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?