Which of the following piecewise functions accurately represents charges based on bens cell phone plan?

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

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?

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily