If two planes are flying towards each other they are 2010 miles apart if they pass each other in three hours what are their speeds

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

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?