Try another version of this question Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Add the 2 polynomials:
`(-4x^4+5x^3+8x) + (2x^4-7x^3-1)`
Be sure your variables match those in the question `-2x^4-2x^3+8x-1`