Use matrices to find the solution Posted on February 1, 2017 by admin Use matrices to find the solution 2x + y + 4z = -1 y + z = -3 4x + 3y + 9z = -5 A) -1,-1, -1/2 B)1, -7/4 , -2 C) Infinitely many solutions D) No solution Use matrices to find the solution