Question
Some markers and files were packed into gold and blue packets. There were 4 more gold packets than blue packets. Each gold carton contained 7 markers and each blue carton contained 12 files. Given that there were 12 fewer markers than files in total, how much markers were there?
3 m

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Some markers and files were packed into gold and blue packets. There were 4 more gold packets than blue packets. Each gold carton contained 7 markers and each blue carton contained 12 files. Given that there were 12 fewer markers than files in total, how much markers were there?