What is the common ratio of the geometric sequence below? -5, -10, -20, -40

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

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 of the following is the best first step in solving the equation below? 4+2㏒³x=17