For this case we must simplify the following expression:
We eliminate the parentheses taking into account that:

So:

We add similar terms taking into account that:
Equal signs are added and the same sign is placed.
Different signs are subtracted and the major sign is placed.

Answer:

Answer:
D)
Step-by-step explanation:
(2x+1)(x+1)
Now multiply 2x to both x and +1
2x^2+2x
Do the same with 1 multiply it to x and +1
2x^2+2x +x+1
Simplify
2x^2+3x+1
Answer:
2C
Step-by-step explanation:
-4C+14C=10C
10C-8C=2C
You are multiplying the numbers by 8 so it would most likely be patrick