The solution to the system 4x -3y = 6 and 2x - y = 4 is (a, b). The value of a must be

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?

What is the total surface area of the square pyramid

What is the 8th term of the geometric sequence with this explicit formula? an= )(n-1)