What is the sum of the polynomials

(2x^4 - 3x^3 - x - 1) + (8x^3 + 3x -5)

i have to turn this in

Select the correct answer. what is the surface area of the victory podium shown here? include all surfaces of the podium, including the bottom. a. 61.5 square feet b. 61.75 square feet c. 65.25 square feet d. 69 square feet

Assemble the proof by dragging tiles to the statements and reasons column

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7