rsandy
rsandy
17-10-2014
Mathematics
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two numbers total 66 and have a difference of 16
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luana
luana
17-10-2014
[tex]x,y-\ two\ numbers\\\\ \left \{ {{x+y=66} \atop {x-y=16}} \right. \\+-----\\Addition\ method\\\\2x=82\ \ \ |divide\ by\ 2\\\\ x=41\\y=66-x\\y=66-41=25\\\\Numbers\ are:\ 41\ and\ 25.[/tex]
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