Question

Solve the following system of equations using the inverse matrix method.

Answer 1

coefficient matrix?

Answer 2

Matrix Equations

Answer 3

hmmm do you know how to find the inverse of a 2x2 matrix?

Answer 4

I hope you know how to construct coefficient matrix of the system.

Answer 5

Did u see the file

Answer 6

hmmm? yes.... so...do you know how to get the inverse of a 2x2?

Answer 7

recall, you have to firstly put them arranged in a AX=B matrix set, like the previous one you had

Answer 8

you use the coefficients in the same order, for the 1st matrix, for the 2nd one, it's just the variables only, and the 3rd is whatever is after the =