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Mary told her daughter, "Seven years ago...

Mary told her daughter, "Seven years ago, I was seven times as old as you were then. Also, three years from now, I shall be three times as old as you will be." Find the present age of Mary and her daughter.

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VGS PUBLICATION-BRILLIANT-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-EXERCISE
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  11. Solve each of the following pairs of equations by the elimination meth...

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  12. Solve each of the following pairs of equations by the elimination meth...

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  13. Solve each of the following pairs of equations by the elimination meth...

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  14. In a competitive exam, 3 marks are to be awarded for every correct an...

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  15. Mary told her daughter, "Seven years ago, I was seven times as old as ...

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