Jeremy and Stacy buy 3+4 = <<3+4=7>>7 bags of chips.

Since there needs to be 10 total, Emily should buy 10-7=<<10-7=3>>3 bags of chips.

# Answer

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<|im_start|>system
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<|im_start|>user
Jeremy buys 3 bags of chips for a party. Stacy and Emily also buy chips for the party. If they need 10 bags of chips total, and Stacy buys 4 bags, how many bags of chips should Emily buy?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
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user
3
Jeremy buys 3 bags of chips for a party. Stacy and Emily also buy chips for the party. If they need 10 bags of chips total, and Stacy buys 4 bags, how many bags of chips should Emily buy?
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