Do 4-11 for brainliest questions are really easy.

Acar with a mass of 600 kg is traveling at a velocity of 10m/s. how much kinetic energy does it have?

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]