SOLUTION: Romeo is three years older than bernard. The sum of there ages is 7. How old is romeo?

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Question 552126: Romeo is three years older than bernard. The sum of there ages is 7. How old is romeo?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let +b+ = Bernard's age
Let +r+ = Romeo's age
given:
+r+=+b+%2B+3+
+r+%2B+b+=+7+
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By substitution:
+%28+b+%2B+3+%29+%2B+b+=+7+
+2b+%2B+3+=+7+
+2b+=+4+
+b+=+2+
and, since
+r+=+b+%2B+3+
+r+=+2+%2B+3+
+r+=+5+
Bernard is 2
Romeo is 5