Johnathans parents said for every 5 hours of homework he gets three hours of play time and his friends parents said for every 30 minutes he gets 1 hour of play time

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

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?

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39