minasotpen9863 minasotpen9863 03-01-2023 Mathematics Answered Which equations have no solution? a. 3x-y=2, 9x-3y=6 b. 4x-7y+28=0, 5y-7x+9=0 c. 3x-5y-11=0, 6x-10y-7=0 d. None of these