SOLUTION: mandy drove slowly for 3 hours in a rain storm. when the skies cleared, she increased ber speed by 30 mph

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Question 843138: mandy drove slowly for 3 hours in a rain storm. when the skies cleared, she increased ber speed by 30 mph
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi, posted with complete info

 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

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