Seudónimo Seudónimo 12-05-2020 Mathematics contestada Which set of expressions is not equivalent? 4c - 2c - 3 and 2c - 3 (9c + 12) - c - 3 and 8c + 9 5c - 2c + 8 - 4 and 3c + 4 0.5 + (10c + 8) and 5c - 4