Which one doesn't belong and why?
3x
-3
-3x^2
-5x

When you are making a circle graph by hand, how do you convert a number for a part into its corresponding angle measure in the circle graph? when you are making a circle graph by hand, what should you do if one of your angle measures is greater than 180°?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?