How do i do this question
y=-1/2x-2 i am suppoted to graph it

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

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

Answer this question, only if you know the answer. 30 points and brainliest!