Find the total cost of 4 flats of plants at $12 each

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

An unknown number of kids and buses are getting assigned. when assigning 4 kids to each bus, there are 2 kids that aren't placed in a bus. when assigning 8 kids to each bus, there are 2 empty buses. how many total kids are there?

Me asap! what is the slope of this line? enter your answer in the box.