SOLUTION: Ryan is three more than three times the age of Samantha. The sum of their ages is 23. Find the age of both.

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Question 677530: Ryan is three more than three times the age of Samantha. The sum of their ages is 23. Find the age of both.
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+r+%2B+s+=+23+
+r+=+3s+%2B+3+
-------------
By substitution:
+3s+%2B+3+%2B+s+=+23+
+4s+=+20+
+s+=+5+
and, since
+r+%2B+s+=+23+
+r+%2B+5+=+23+
+r+=+18+
Ryan is 18 and
Sam is 5