5) Anne and Nancy use a metal alloy to make jewelry. How many ounces of an alloy that is 13% copper must be mixed with an alloy that is 11% copper to form 55 ounces of an alloy that is 16% copper. Set up a system A) x+y = 55
.13x+.11y=.16(55)
B) x+y=.16
.13x+.11y=55
C) x+y=55
.13x+.11y=.16
D) x+y = 55
.13x+.11y=.(55)