SOLUTION: The sum of Mark's and Billy's ages is 20. Their difference of their ages is 4. Find their ages
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Question 1071600: The sum of Mark's and Billy's ages is 20. Their difference of their ages is 4. Find their ages
Answer by ikleyn(52792) (Show Source): You can put this solution on YOUR website!
.
8 and 12, or
12 and 8.
Notice that if you subtract 4 from 20 and divide the result by 2, you will get exactly 8.
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