Help asap i got 7 minutes to do this lol

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

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

Marcus and cody both leave the park at the same time, but in opposite directions. if cody travels 6 mph faster than marcus and after 4 hours they are 64 miles apart, how fast is each traveling? solve using rare times time = distance.