your class is raising money for a charity. which graph could show the amount of money raised over time?

(60 points) explain this in detail

X-10/4 when x = –18 a 7 b –2 c –7 d 2

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x