Question
Xavier collected $51 from the sales of bottled soy milk and packet soy milk. 1 bottle of soy milk costs $3 and each packet of soy milk costs $4. He sold 10 less packet soy milk than bottled soy milk. How many packet soy milk were sold?
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Xavier collected $51 from the sales of bottled soy milk and packet soy milk. 1 bottle of soy milk costs $3 and each packet of soy milk costs $4. He sold 10 less packet soy milk than bottled soy milk. How many packet soy milk were sold?