Randall bought 2 game controllers at electronics plus for $36. what is the unit rate for a game controller at electronics plus

Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

The pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is find the pressure exerted when the temperature of the gas is 380 degrees f show work for the

Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1