Question

I need help on 2 questions ill post them in the comments i will fan a metal

Answer 1

first multiply everything inside the second matrix times 2.

Answer 2

2 16
-8 -12 ?

Answer 3

now, you have those numbers, inside the matrix, but without the coefficient of 2, in front of the second matrix.

add the matrices.

Answer 4

so what would i do next?

Answer 5

add the matrixes.

Answer 6

6 21
-8 -13 ?

Answer 7

yes

Answer 8

can you help me with one more?

Answer 9

sure

Answer 10

thats the last one

Answer 11

subtract each term from each