SOLUTION: six years ago bob was four times as old as mary. in four years he will be twice as old as mary. how old are they now? use a system of equations.

SOLUTION: six years ago bob was four times as old as mary. in four years he will be twice as old as mary. how old are they now? use a system of equations.

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Question 108497: six years ago bob was four times as old as mary. in four years he will be twice as old as mary. how old are they now? use a system of equations.
Answer by bnyken(1) (Show Source): You can put this solution on YOUR website!
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