Dave uses the functionp(d) = 20d - 20 to calculate the net profit of his dog walking business. where p(d) is the net profit in dollars, and "d" the number of dogs he walks. interpret the meaning of the equation below using the context of the problem

p(3) = 40

Will mark brainliest for correct answer! i have been on this problem for an hour and can't find the answer. i'm begging here! incase you cant read the instructions in the picture because of too much or too little lighting: note: enter your answer and show all the steps that you use to solve this problem in the space provided.write a list of steps that are needed to find the measure of b. provide all steps as clear as possible, !