one number is 4 plus one-half of another. The sum of the numbers is 31. Find the numbers.

What were the prices of the individual tickets?
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2 Answers

x+y=31

y=(x/2)+4

x+0.5x+4=31

1.5x=31-4=27

3x=54

x=54/3

x=18

y=9+4=13
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One number is four plus one-half of another.  The sum of the two numbers is 31.  Find the numbers.
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