4x – 3y +z= -9
-3x + 2y – z=6
-x + 3y + 2z = 9
hey i need this answered and throughly explained asap! it would be best to get the answer for it by 9: 00 tonight or very close to it. you so much!

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.]