Find the value of x such that PQ = QR, where P , Q, and R are the points (2, 5 ),( x, -3 ), and ( 7, 9 ), respectively.

You download a video game to your computer. you have a 60-minute free trial of the game. it takes 5 1/6 minutes to set up the game 7 1/3 minutes to play each level. you want to find out how many levels you can play for free.which inequality describes the number of levels, l, you can play in 60 minutes? can you play 6 levels during your free trial? i need ,

If g(x) is an odd function, which function must be an even function?

What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5