jasminetilley jasminetilley 27-11-2022 Mathematics Answered Determine if the ordered triple is a solution to the system of equations. 1. 3x+4y-z=5. a) (-1, 2, 0) 5x-y + 3z=-7. b) (-2, -6, 3) 9x + 5y + 7z=-21 Please show step by step