Didir {28 x sobre dos -11xy-30y sobre dos} entre {4x5y} me ayudan necesito para hoy plis ayudemen

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.

Answers4.) -1/205.) -1/406.) -55/127.) -3/4