Question

I need help please.

Answer 1

do you know how to multiply and add matrices? , if you do, after you multiply the second and third matrix, you'll get a 2 by 2 matrix, so then you can add the first matrix to that

if you're asking for an explanation to do any of that, multiplying matrices is better learned
https://www.mathsisfun.com/algebra/matrix-multiplying.html
then adding matrices
https://www.mathsisfun.com/algebra/matrix-introduction.html

Answer 2

Yes I do. I will check that out thank you. When I get my answer can I tell you and you could check it?

Answer 3

sure

Answer 4

my work:

Answer 5

so I got A by the way

Answer 6

Thank you sooooo much