2 years ago

Two cars are traveling on the interstate. The blue car is traveling at 65 miles per hour.

Mathematics

1 answer:

timurjin [86]2 years ago

7 0

Answer:

2 1/2 hours

Step-by-step explanation:

use substitution method:

65x = 45x + 50

20x = 50

x = 5/2

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