Acorner store sells two kinds of baked goods: cakes and pies. a cake costs $5 and a pie costs $7. in one day the store sold 15 bakes goods for a total of $91. how many cakes did the sell?

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A corner store sells two kinds of baked goods: cakes and pies. A cake costs $5 and a pie costs $7. In one day, the store sold 15 baked goods for a total of $91.

the answer is -6

step-by-step explanation:

the answer is -6 because its next to the variable m