SOLUTION: Sam's age is five years more than twice Jessica's age. Together, the sum of their ages is 17. Let J = Jessica's age. How old is Sam?

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Question 1093931: Sam's age is five years more than twice Jessica's age. Together, the sum of their ages is 17. Let J = Jessica's age. How old is Sam?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let +J+ = Jessica's age now
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Sam's age is:
+2J+%2B+5+
and
+2J+%2B+5+%2B+J+=+17+
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+3j+=+12+
+J+=+4+
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+2J+%2B+5+=+2%2A4+%2B+5+
+2J+%2B+5+=+13+
Sam is 13
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Check:
The sum of their ages is 17
OK