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Mathematics, 18.07.2019 04:30 teacherpreacher
Aman bought 42 stamps, some 13¢ and some 18¢. how many of each kind did he buy if the cost was $6.66? if x represents the number of 13 cent stamps and y the 18 cent stamps, which system represents the problem?
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Aman bought 42 stamps, some 13¢ and some 18¢. how many of each kind did he buy if the cost was $6.66...
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