Can I please get some help

Simplify the expression 10/11(22z) + (a+5) -1

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?

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?