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Simultaneous linear equations Six tearyhence a man's age will be three times his son's age , and 3 years ago he was 9 times as old as his son. Find their present age. |
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Answer» Simultaneous linear equations Six tearyhence a man's age will be three times his son's age , and 3 years ago he was 9 times as old as his son. Find their present age. |
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