Try another version of this question Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Perform this subtraction:
(`7x^5+x^2+9x`) `- `(`9x^5-10x^2-6`)
Be sure your variables match those in the question `-2x^5+11x^2+9x+6`