Example of Two Consecutive Odd Integers Problem

         Two consecutive odd  integers have a total of 24. Find the integers.
Find SMALLER
Find LARGER
Let S=SMALLER
Let L=LARGER
Given S+L=24
Given L-S=2
L-(24-L)=2   Comment: Substitute 24-L for S in L-S=2
Solution L=13  Comment
Solution S=11  Substitute L=13 into S=24-L
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