A is cleaning his backyard and he estimated that he could finish it in 6 hours. His friend B who can clean the same backyard 2 hours longer than he came when he was already cleaning for 2 hours and he helped him for another 2 hours. B cleaned the backyard for half an hour alone when their friend C who could clean the same backyard 4 hours longer than he came and then they finished cleaning. For how long did it took them to finish cleaning the backyard?

A is cleaning his backyard and he estimated that he could finish it in 6 hours. His friend B who can clean the same backyard 2 hours longer than he came when he was already cleaning for 2 hours and he helped him for another 2 hours. B cleaned the backyard for half an hour alone when their friend C who could clean the same backyard 4 hours longer than he came and then they finished cleaning. For how long did it took them to finish cleaning the backyard?

Intermediate Algebra

19th Edition

ISBN:9780998625720

Author:Lynn Marecek

Publisher:Lynn Marecek

Chapter9: Quadratic Equations And Functions

Section9.5: Solve Applications Of Quadratic Equations

Problem 9.82TI: Erlinda is having a party and wants to fill her hot tub. If she only uses the red hose it takes 3...

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