amayanelson amayanelson 15-08-2017 Mathematics contestada simplify 7p³ + 2m³ - 6m³ + 4p - 9p + 6p³ a) -4m³ + 8p² b) 8p² - 4 c) 4m³ - 13p³ + 5p d) -4m³ + 13p³ - 5p