Kaikai10123 Kaikai10123 22-05-2021 Mathematics contestada HELP ME PLS (6y2 - 4y + 1) - (2y2 - 2y -7) a 4y^2 -6y - 6 b 4y^2 -2y + 6 c 4y^2 - 2y + 8 d 4y^2 - 6y + 8