Solve for y, z, x or t:

y+y/a=b if a≠-1 , find y.

z−a=z/b if b≠1 , find z.

: ( if you could at least answer one of them then that would be marking brainliest. must have explanation.

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?