SOLUTION: mandy drove slowly for 3 hours in a rain storm. when the skies cleared, she increased ber speed by 30 mph and drove 4 more hours, completing her 295 mile trip. How fast was she dri

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: mandy drove slowly for 3 hours in a rain storm. when the skies cleared, she increased ber speed by 30 mph and drove 4 more hours, completing her 295 mile trip. How fast was she dri      Log On


   

Question 843140: mandy drove slowly for 3 hours in a rain storm. when the skies cleared, she increased ber speed by 30 mph and drove 4 more hours, completing her 295 mile trip. How fast was she driving in the rain storm?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi, Previously posted

 How fast highlight_green%28x%29 was she driving in the rain storm?

D = rt

    3x + 4(x+30) = 295

      7x = 175

       x = 25mph, her speed when driving in the rain storm

CHECKING our answer***

   75mi + 220mi = 295mi

Wish You the Best in your Studies.