Jennykim0267viz Jennykim0267viz Math Answered IV. Perform the indicated operation on polynomials 10. (x-4)-(-5x + 5) = 11. x X5 = 12. (x+3)(x-5) = 13. 3x² ( x3 +2x-1) = 14. X9 = × 8 ---------15. x3 y5 z7 = x y 7 z6------------------------pasagot po ng maayos pls