Tom has a collection of 30 cds and nita has a collection of 18 cds. tom is adding 1 cd per month to his collection while nita is adding 5 cds per month to her collection. after how many months will tom and nita have the same number of cds? show your work

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?