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January 31, 2015

January 31, 2015

Posted by **Da S** on Friday, February 3, 2012 at 12:25am.

- Math,Ratio -
**Reiny**, Friday, February 3, 2012 at 8:23amorginal:

number of coins for Azam = 3x

number of coins for Eddie = 7x

Eddie gave 42 coins to Azam

Azam now has 3x + 42

Eddie now has 7x - 42

but 7x - 42 = 3x + 42

4x = 84

x = 21

So at first

Azam had 3(21) or 63

Eddie had 7(21) = 147

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