i am unsure of this, but i think it will be D
You would have to count the faces of cubes after you’ve joined them and then add all the surface areas up of each individual cube . I drew a pic to help you
Answer:

Step-by-step explanation:
negative + negative is positive
The quadratic formula is...

your a will be in front of your x^2, b in front of your x, and c will be the number without an x. Plug those into the equation and you'll get two answers. That will be it
Answer:
4 1/2
Step-by-step explanation: