Evaluate the following expression using the given values: (1 point) Find x − 3y if x = 3 and y = −2. −3 9 3 −9

Need this asap if anyone can i would be very grateful. if you could show workings that would really

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .