Mary spent a total of $323.13 for a party. She spent $200.65 on food, plus an additional $30.62 for each hour of the party. How long was the party? A. 3 hours B. 6 hours C. 5 hours D. 4 hours

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Answer for 2: his profit would be $2.88 explanation: you have to first multiply 72 and 0.12 together to get $8.64 once you do that you know how much money the shopkeeper made from selling the candy bars individually. so you have to do 8.64-5.76=2.88 hope that ; )answer for 3: yeah i’m sorry i have no idea what number 3 is. i’m sorry i couldn’t with that.

A. -10 is the value of x