462535076204621950
This is the answer
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
Answer:
x=−5
x= 31/21 =1 10/21= 1.476190476
2x+21
hope this helps
Answer:
True
Step-by-step explanation: