nolan01 nolan01 04-12-2018 Mathematics contestada What is the solution to the system of equations shown below? 2x + 5y + 3z = 10 3x - y + 4z = 8 5x - 2y + 7z = 12 a) (7, 1, -3) b) (7, -1, -3) c) (7, 1, 3) d) (-7, 1, -3)