Answer:
the second
Step-by-step explanation:
Answer:
x=-1
Step-by-step explanation:
Answer:
thanks for the points bye bye for now
Step-by-step explanation:
thanks for the points bye bye for now love u
Answer:
coefficent matrix
Step-by-step explanation:
P. 366
"If the column of constant terms is not included, the matrix reduces to that of the coefficent matrix of the system"
-1 -3 -1
9 -9 -1
-1 -3 4