Ihave to get back to class in 12 mins plz asapwhich problems result in a negative number? choose all answers that are correct. a. –3.5 – (–1.6) b. –4 + (–6.2) c. 8.4 – (–9) d. -1 1/2 + (-3 1/4)

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?