zelayashania zelayashania 17-05-2023 Mathematics contestada Simplify (3xy³ + 8x²y - 3xy) + (7xy³ - 9x²y + 6xy). O4xy³ - x²y - 3xy O4xy³ - x²y + 3xy O 10xy³ + x²y - 3xy O 10xy³x²y + 3xy