SOLUTION: I am x old now, my brother is 3 times older. How old was my brother last year?
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Question 1054742: I am x old now, my brother is 3 times older. How old was my brother last year?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
I am x old now, my brother is 3 times older. How old was my brother last year?
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1 time older = x+x = 2x
2 times older = x+2x = 3x
3 times older = x+3x = 4x
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Last year he was 4x-1 years old.
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