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Jennifer went on a shopping spree, spending a total of $165 on a skirt, a sweater, and a pair of shoes. The cost of the sweater was 8/7 of the cost of the skirt. The shoes cost $11 more than the skirt. Find the cost of each item.
x+y+z=165 y=8/7x z=x+11 plug it in x+(8/7x)+(x+11)=165 2x+8/7x=154 22/7x=154 x=49 y=56 z=60 a skirt cost $49, a sweater cost $56, and a pair of shoes cost $60
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