For what values of k are the graphs of y=3x+4 and 2y=kx+9 parallel?

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

Which expression is equivalent to sq-80

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls