A plane takes 8 hours less to travel 960km than a car. If a plane travels 3 times as fast as the car, what is the speed of the plane and the car

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

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.

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