avaesposito07 avaesposito07

25-09-2021
Mathematics

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A train leaves Little Rock, Arkansas, and travels north at 75 kilometers per hour. Another train leaves at the same time and travels south at 75 kilometers per hour. How long will it take before they are 450 kilometers apart?

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xyou2264 xyou2264

25-09-2021

Answer:

3h

Step-by-step explanation:

let time be x

total distance = 450

75x+75x=450

150x=450

x=3h

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sawyer08 sawyer08

25-09-2021

3 hrs

75+75=150

450 divided by 150= 3

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