If this is a quadratic equation what is the answer to x be? x (x-4)-8 (x-4)

Ared balloon starts at 7.3 meters off the ground and rises at 2.6 meters per second. a blue balloon starts at 12.4 meters off the ground and rises at 1.5 meters per second. when will the balloons be at the same height?

Solve the system of equations y= 3/2 - 1, -x+ y =-3

For the feasibility region shown below find the maximum value of the function p=3x+2y