1.how many solutions are there in the following system of equations?
4x-8y=0
-3x+8y=-7
a. 2
b. infinetly many
c. 0
d. 1

By adding x = -7 so (4*-7-8y=0) y=(-7/(8*4))=3.5

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.