Question

PLEASE HELP URGENTTTTTT

A row operation is performed on a matrix as shown below.

I 2 -1 1 I 4 I. I 0 -3. x I -18 I
I 1 1 1 I 11 I ----> I 1. 1. 1 I 11 I
I 4. -2 2 I 5 I. I 4 -2 2 I 5 I


What is the value of x?
a. -2
b. -1
c. 0
d. 3

Answer 1

Answer:

B: -1

Step-by-step explanation:

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