The answer is five! Don't tell me how I got that because my sister did the problem 2 minutes ago because I told her this question! Hope this help!
The security alliance that the US does not belong to is..
D. Lisbon Treaty
Hope this helped! :)
10/(20-15)=2 hours
20*2=40 miles
15*2+10=40 miles
Glen catch up with Maria after 2 hours at 40 miles
<h2>
Explanation:</h2>
Here we have the following expression:
And the question asks for solving the equation for the variable 
. So we need to divide both sides of the equation by 
:
<h2>
Learn more:</h2>
Solving equations: brainly.com/question/10643312
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