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The sum of three consecutive odd integers is 207. What are the integers?
The first integer is
The second integer is
The third integer is

 Oct 6, 2015

Best Answer 

 #2
avatar+26396 
+30

The sum of three consecutive odd integers is 207. What are the integers?

 

An odd number is 2n + 1

This odd number - 2 is also a odd number is 2n+1-2 = 2n-1

This odd number +2 is also a odd number is 2n+1+2 = 2n+3

 

Sum:

(2n1)+(2n+1)+(2n+3)=2076n+3=207|:32n+1=69 This is the second odd number

 


The first integer is 69-2 = 67
The second integer is 69
The third integer is 69+2 = 71

 

laugh

 Oct 7, 2015
 #1
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Divide 207 by 3. Add 2 to your result. Then subtract 2 from your result. Those 3 answers are what you are looking for.

 

Try it out on your own. Learn a little :)

 

you should get sixty seven, sixty nine and seventy one.

 Oct 6, 2015
edited by Guest  Oct 6, 2015
 #2
avatar+26396 
+30
Best Answer

The sum of three consecutive odd integers is 207. What are the integers?

 

An odd number is 2n + 1

This odd number - 2 is also a odd number is 2n+1-2 = 2n-1

This odd number +2 is also a odd number is 2n+1+2 = 2n+3

 

Sum:

(2n1)+(2n+1)+(2n+3)=2076n+3=207|:32n+1=69 This is the second odd number

 


The first integer is 69-2 = 67
The second integer is 69
The third integer is 69+2 = 71

 

laugh

heureka Oct 7, 2015

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