SOLUTION: This is the ecuation [x+y=-2 X-2y=7 The steps do i have is this A.write the augment matrix B. Subtract row 1 from row 2 C. Divide row 2 by

Question 392019: This is the ecuation [x+y=-2
X-2y=7
The steps do i have is this
A.write the augment matrix
B. Subtract row 1 from row 2
C. Divide row 2 by --------?
D. Sybtract row 2 from row 1
E.x=_______. Y=_________
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
You've listed all the correct steps (in order), why don't you give it a good try first? In fact you don't even need matrices, they do make the problem a bit easier but are not required.
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