Negative 55 plus neagtive 7 times 6 subtract negative 3 times 4

In the coordinate plan (-6,9) b (3,9) c (3,3) def is shown in the coordinate plan below

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Bobby bought 1.12 pounds of turkey at a cost of 2.50 per pound. carla bought 1.4 pounds of turkey at a cost of 2.20 per pound. who spent more and by much?