(2n+1)(2n-1)(n+5)
=(4n^2+2n-2n-1)(n+5)
=(4n^2-1)(n+5)
=4n^3-n+20n^2-5
4n^3+20n^2-n-5
The answer is B because Chris and three of his friends is 4. Then, each person paid $9 so 4 x 3 = x.
X apples and 8 oranges = x+8
The answer is x+8.
Hope this helped☺☺
I am pretty sure the answer would be -.02
Bc you would do 2-3.6/5- -3
I don’t know I’m only in 7th grade but 56
