Which system harb equations is represented by the graph

What is the measure of ac? 5 units 13 units 26 units 39 units

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')