Mr harper ,the candy store manager ,wants to mix butterscotch candies and cinnamon balls to make a deluxe mix to sell for $3.00 a pound .butterscotch sells for $3.40 a pound ,while cinnamon balls sell for $2.90 a pound how many pounds of each should

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Mr harper ,the candy store manager ,wants to mix butterscotch candies and cinnamon balls to make a deluxe mix to sell for $3.00 a pound .butterscotch sells for $3.40 a pound ,while cinnamon balls sell for $2.90 a pound how many pounds of each should
Mr harper ,the candy store manager ,wants to mix butterscotch candies and cinnamon balls to make a deluxe mix to sell for $3.00 a pound .butterscotch sells for $3.40 a pound ,while cinnamon balls sell for $2.90 a pound how many pounds of each should he use to make 20 pounds of the mix

Mr harper ,the candy store manager ,wants to mix butterscotch candies and cinnamon balls to make a deluxe mix to sell for $3.00 a pound .butterscotch sells for $3.40 a pound ,while cinnamon balls sell for $2.90 a pound how many pounds of each should
设butterscotch需x磅,则cinnamon balls需20-x磅
3.40x+2.90(20-x)=3.00*20
34x+29(20-x)=600
34x+580-29x=600
34x-29x=600-580
5x=20
x=4
20-4=16(pounds)

Mr harper ,the candy store manager ,wants to mix butterscotch candies and cinnamon balls to make a deluxe mix to sell for $3.00 a pound .butterscotch sells for $3.40 a pound ,while cinnamon balls sell for $2.90 a pound how many pounds of each should candy candy Candy She is the who sell the candy. 英语翻译candy,the ,top,at,the ,is(.) HArper's Weekly Harper什么含义 they have some ( )at the party.(candy) How often does Candy brush the teeth The candy paper is ________(colour) The Mr. The potato chips are below the candy对below the candy 提问 candy 整句话:Store owners can lure you to the candy aisle! Those____(candy)on the desk are for the children HArper's Weekly 什么意思求首英文歌,高潮是welcome to the candy zoo Candy and potato chips are at the top.翻译