I'm uncertain how to solve and set up these problems. They need to be solved using only Gaussian Elimination not matrices.

ystem riables Question 1, 9 Watch the video and then solve the pro Click here to watch the video Solve the system of equations XT 2x + 5y + 2z = 3 - X + 9v - 3z = - 48 Select the correct choice below and, if nec O A. There is one solution. The solution (Type integers or simplified fractions O B. There are infinitely many solutions. (Type integers or simplified fractions O C. There is no solutionSystem Variables Ques Solve the system of equations x+ y+ z = 11 2x + 5y + 2z = 28 - x + 9y - 3z = -3ystem riables Question 3, 9 Solve the following system of equations 5x + 3y + z = 22 x - 3y + 2z = -10 14x - 2y + 3z = 20 Get more help -ystem riables