Justin picked out 300300300 dollars worth of clothing (regularly priced) at Mary's Department Store. As part of a promotion, he will flip a fair coin at the cash register. If the coin lands on heads, he will get 40\%40%40, percent off of his entire purchase. If the coin lands on tails, he will have to pay the regular price.

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

Find the area of the regular hexagon if a side is 20 cm.

The price for gasoline is represented by the equation y=3.69x, where y represents the total price for x gallons of gasoline. on a graph, the number of gallons is represented on the horizontal axis, and the total price is represented on the vertical axis. determine whether each statement describes the graph of the equation. select true or false for each statement