The top deck of a boat is 9.5 feet above the surface of a lake, while the bottom of the boat is 24 feet below the surface of the lake.

what is the vertical distance between the top deck and the bottom of the boat?

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

The triangles are similar. what is the value of x? show your work.

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.