SOLUTION: what are the two consecutive # whose sum is 21?

Question 363967: what are the two consecutive # whose sum is 21?
Found 2 solutions by Alan3354, stanbon:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
21/2 = 10.5, the center
--> 10 & 11

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
what are the two consecutive # whose sum is 21?
-----
1st:x
2nd:x+1
---
Equation:
sum = 21
x + x+1 = 21
2x = 20
1st: x = 10
2nd: x+1 = 11
================
Cheers,
Stan H.
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