What is y=-x+3 y=-7x-3 A.) (-4,-4) B.) (-4,4) C.) (4,-2) D.) (-1, 4)
1 answer:
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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
