SOLUTION: Bill is ten years older than his brother, Alex. There was a time when Bill was three times as old as Alex. What was Alex's age when Bill was three times as old?
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Question 1144293: Bill is ten years older than his brother, Alex. There was a time when Bill was three times as old as Alex. What was Alex's age when Bill was three times as old?
Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!
In order for Bill to have been three times Alex's age, the condition 3x = x + 10 must have held, where x is Alex's age back then. Solve for x to get x = 5, 3x = 15
Bill was 15
Alex was 5
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