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OpenStudy (anonymous):
Use the following word problem for this question. Two trains 420 miles apart are headed toward each other. Train A is traveling at 40 mi/hr and Train B at 30 mi/hr. How long will it take before they reach each other? Which equation represents the scenario above? Select one: a. 40t – 30t = 420 b. 420 = 30t c. 40t + 30t = 420 d. 420 = 40t
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OpenStudy (anonymous):
@cj49
OpenStudy (cj49):
t means number of hours traveled which should add to 420 miles therefore 40t+30t=420
OpenStudy (anonymous):
How?
OpenStudy (anonymous):
Okay I've Got it Thanks
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