Math (-7x^9 +12x^6 -12)-(5x^9 +4x^6 -9) Asked by AnneS2 on 26 Jun 04:47 Last updated by anonymous on 27 Jun 11:44

(-7x^9 +12x^6 -12)-(5x^9 +4x^6 -9) -7x^9 +12x^6 -12-5x^9 -4x^6 +9 -7x^9-5x^9 +12x^6-4x^6 -12+9 -12x^9+8x^6-3