Wesley M. answered 01/04/13
Talented at math and want to share!
Three consecutive odd intergers can be identified as x, x+2, x+4 so,
x + (x+2) + (x+4) = 105
3x + 6 = 105
3x = 99
x = 33 So, you come to a solution of 33, 35, 37
Treena P.
asked 01/04/13If the sum of three consecutive odd integers is 105, what is the smallest of the three integers
Wesley M. answered 01/04/13
Talented at math and want to share!
Three consecutive odd intergers can be identified as x, x+2, x+4 so,
x + (x+2) + (x+4) = 105
3x + 6 = 105
3x = 99
x = 33 So, you come to a solution of 33, 35, 37
Kevin C. answered 01/04/13
Successful Math Tutor -- Recently retired high school math teacher
how about 105/3 = 35, therefore the middle number is 35, and the 3 numbers are 33, 35, and 37.
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Robert J.
Your approach is good. But you need to explain why.
The median of any arithmetic squence equals to the mean. That's the reason.
01/05/13