Jamie purchased a baseball card at a garage sale for $6 and marked it up 75% before re selling it to a baseball card dealer How much did he change the baseball card dealer?

The image of the point (-6, -2)under a translation is (−7,0). find the coordinates of the image of the point (7,0) under the same translation.

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

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.