Matrix here...I really need some help plssss

[sally1005]

Guys I really need ur help..I have to do this for today and I have no idea how.I did other 13 excercises but somehow my brain stopped working helpppppp

 

[Deleted member 4993]

Guys I really need ur help..I have to do this for today and I have no idea how.I did other 13 excercises but somehow my brain stopped working helpppppp
View attachment 29169View attachment 29170

Please review the following:

Solving linear systems with matrices (video) | Khan Academy

Sal solves that matrix equation using the inverse of the coefficient matrix.

www.khanacademy.org

Please share your work with us - indicating exactly where you are stuck.