Graphing problem help?

The expression 42 plus 57 shows how much money nate spent at a store .which expression also shows how much money nate spend

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

Julia bought 7 hats a week later half of all her hats were destroyed in a fire. there are now only 12 hats left with how many did she start