What is the image of (-4, -5) after a reflection over the y-axis?

Jim is painting the inside of a circular helicopter pad. how many cans of paint would he need if the pad is 50 feet across and each can of paint covers about 200 ft2.

Akitchen floor is made up of tiles that are in the shape of the triangle shown there are 40 tiles on the kitchen floor what is the total area of the floor

Three times the sum of a number and seven is negative thirty-six. what is the number?