Answer:
D. x2 + x - 20.
Step-by-step explanation:
(x – 4)(x + 5).
= x(x + 5) -4(x + 5).
= x2 + 5x – 4x – 20.
= x2 + x - 20.
Factors of 39: 1, 3, 13, and 39.
Factors of 65: 1, 5, 13, and 65.
The common factors for 39 and 65 are 1 and 13.
The greatest common factor is 13.
A no students are taking all 3 languages
B 41 students are taking no language sorry if I’m wrong have a great day
Hi there.
We know that the cost of 2 bags is $4, which can be modeled as 2n.
All we need to do is replace the variable with the number of bags.

The cost of 1 bag is $2.
Hope this was correct, lol.