SOLUTION: Savannah is 156 miles away from Ariana. They are traveling towards each other. If Ariana travels 9 mph faster than Savannah and they meet after 4 hours, how fast was each traveling

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Question 1129139: Savannah is 156 miles away from Ariana. They are traveling towards each other. If Ariana travels 9 mph faster than Savannah and they meet after 4 hours, how fast was each traveling?
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
%28r%2Br%2B9%29%2A4=156
2r%2B9=39

2r=30

r=15

Savanah, 15 mph
Ariana, 24 mph