1. Find the solution set of the system of linear equations 47-y+2z = 3 -4x + y-3z =-10 Answer: No solution 2. Find the solution set of the system of linear equations -4x + 10y + 2z = 6 6 15y -19 Answer: x = -4, y = a, z =-5, a any real number 3. Find the solution set of the system of linear equations 5x-3y + 2z = 13 2x-y-3z = 1 4x-2y + 4z = 12 Answer: x = 1, y =-2, z = 1