A company uses X amount of plastic to make bags. The company decreases this amount by 40%. Which expression represents the amount of plastic used after this decrease?

Which of the following expressions is equal to 2x^2+8

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126