SOLUTION: It takes you 30 minutes to rake the leaves in your yard and it takes your brother 45 minutes. How long does it take the two of you to rake the leaves when working together?

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: It takes you 30 minutes to rake the leaves in your yard and it takes your brother 45 minutes. How long does it take the two of you to rake the leaves when working together?      Log On


   

Question 342705: It takes you 30 minutes to rake the leaves in your yard and it takes your brother 45 minutes. How long does it take the two of you to rake the leaves when working together?
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
1/30+1/45=1/t


3t+2t=90

5t=90

t=18 <--------- Answer