I can’t figure this out could u help me

Dr. cooper just started an experiment. he will collect data for 8 days. how many hours is this

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?

Measure of angles 31 (x+4) (3x+9) me