Ineed with number 19. and explain how you got the answer so i know your right : ) for brainlest answer .

The answer is B because the slope is always the number next to t x and the y intercept is the other number.

The answer is b which is -7/8. B is the answer because it is based on the slope intercept formula y=mx+b, -7/8 is in m's place which is the slope.

I explained the answer best as i could because i am a bad at explaining things. I hope i helped.

Subtracting is the opposite of adding

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.