Question
Emily has enough flour to bake either 18n tarts or 15 cookies. If she has finished baking 2n tarts and 10 cookies, how many more tarts can she still bake in terms of n?
2 m

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Emily has enough flour to bake either 18n tarts or 15 cookies. If she has finished baking 2n tarts and 10 cookies, how many more tarts can she still bake in terms of n?