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January 31, 2015

January 31, 2015

Posted by **melanie** on Wednesday, September 3, 2014 at 10:26pm.

- math -
**Kosy**, Thursday, September 4, 2014 at 11:59amLet numbers be x and y where y is greater y-x=7-equ(1) 60/x-60/y=7-equ(2) simplify equ 2:60y-60x/xy=7 60(y-x)/xy=7-equ 3 subt equ1 in equ3:420=7xy 420=7x(7+x) divide both sds by 7:60=x(7+x) x^2+7x-60=0 x(x+12)-5(x+12)=0 x=+5 y=7+5=12

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