Answer:
-4.85 pounds after the 3
Step-by-step explanation:
30x^4−12x^3=6x^3(5x−2) = True
4x^2+10x=2x(2x+5) = True
100x^3+5=5x^3(20x+1) = False
8x^3−6x=2x^3(4−3x3) = False
multiply them all together to get 84 cubic meters.
7 times 3 times 4 = 84
I think it’s C. But I’m not A 100 sure