Which equation can replace 3x + 5y = 59 in the original system and still produce the same solution? 2x – y = –4
10x – 5y = –20
7x = 39
13x = 39

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.

40%=2/550=1/230=3/1056=14/25