SOLUTION: How do I write this problem into an equation:
Sean is 20 and his brother is 12. How many years ago was Sean three times as old as his brother?
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Sean is 20 and his brother is 12. How many years ago was Sean three times as old as his brother?
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Question 240776: How do I write this problem into an equation:
Sean is 20 and his brother is 12. How many years ago was Sean three times as old as his brother? Answer by edjones(8007) (Show Source):
