Alan's hair was 15 centimeters long after his last haircut, and it grows 7 centimeters every year. How many years will it take until Alan's hair is 43 centimeters long?

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Me asap! what is the slope of this line? enter your answer in the box.

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?