SOLUTION: The sum of two numbers is 91. Half of one number is 3x the other. What are the two numbers? I need to show my work. I have the answer of 13 and 78.

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Question 411217: The sum of two numbers is 91. Half of one number is 3x the other. What are the two numbers? I need to show my work. I have the answer of 13 and 78.
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
13 and 78 can easily be checked. Half of 78 is 39, which is 3 times 13, as 3*13 = 39, so {13, 78} is correct.