Discover answers to your most pressing questions at Westonci.ca, the ultimate Q&A platform that connects you with expert solutions. Discover comprehensive solutions to your questions from a wide network of experts on our user-friendly platform. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

the sum of two numbers is 19 and their product is 48. Find the difference between the two numbers.

Sagot :

13

3+16=19
3*16=48
16-3=13
luana
[tex]x-\ first\ number\\y-\ second\ number\\\\ \left \{ {{x+y=19} \atop {xy=48}} \right. \\\\ \left \{ {{x=19-y} \atop {xy=48}} \right. \\\\substitution\ method\\\\ (19-y)y=48\\\\ 19y-y^2-48=0\\\\ -y^2+19y-48=0\\\\Factorisation:\\ -(y^2-3y-16y+48)=0\\\\ -(y-16)(y-3)=0\\\\ y=16\ \ \ or\ \ \ y=3\\\\ x=3\ \ \ or\ \ \ x=16\\\\Numbers\ are:\ 3\ and\ 16.[/tex]