Acollege algebra class of 38 students was made up of people who were 18,19 and 20 years of age. the average of their ages was 18.5 years. how many of each age were in the class if the number of 18 year olds was 8 more than the combined 19 and 20 years old?

Find the value of ax 4 ; a = 2, x = 1. select one: a. 2 b. 4 c. 1 d. 8

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?

Solve -.016x= -16. need solving this