A train moves at constant speed and travels 6 miles in 4 minutes. What is its speed in miles per minute?
1 answer:
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<h2>1.</h2>
Firstly, combine like terms:
Next, subtract r on both sides of the equation:
Next, add 8 onto both sides of the equation:
Lastly, divide both sides by 6 and <em><u>your answer will be r = 3.</u></em>
<h2>2.</h2>Firstly, multiply both sides by e:
Lastly, divide both sides by 3, and <em><u>your answer will be </u></em>
Answer:
4th option (sqrt(10))/2
Step-by-step explanation: