Solve the system in terms of the arbitrary variable x.
5) 3x – 2y +z = 15
x + 4y - z= 11

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

10% of 1,900,000. show me how you got the answer

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?