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An antiques dealer bought c antique chairs for a total of x dollars. The dealer sold each chair for y dollars. (a)Write an algeb
An antiques dealer bought c antique chairs for a total of x dollars. The dealer sold each chair for y dollars. (a)Write an algeb
admin
2015-04-10
88
问题
An antiques dealer bought c antique chairs for a total of x dollars. The dealer sold each chair for y dollars.
(a)Write an algebraic expression for the profit, P, earned from buying and selling the chairs.
(b)Write an algebraic expression for the profit
per chair
.
选项
答案
P = cy - x
解析
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