SOLUTION: A car travels from one town to another at a speed of 32 mph. If it had gone 4 mph faster, it could have made the trip in 1/2 hr less time. How far apart are the towns?
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Question 129862This question is from textbook Introductory Algebra
: A car travels from one town to another at a speed of 32 mph. If it had gone 4 mph faster, it could have made the trip in 1/2 hr less time. How far apart are the towns?
This question is from textbook Introductory Algebra
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
32T=36(T-.5)
32T=36T-18
32T-36T=-18
-4T=-18
T=-18/-4
T=4.5
32*4.5=144 MILES APART ARE THE TOWNS.
PROOF:
32*4.5=36(4.5-.5)
144=36*4
144=144
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