SOLUTION: x-3y=9 -2x+6y=-18

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Question 187964This question is from textbook McDougal Littell Algebra 1
: x-3y=9
-2x+6y=-18 This question is from textbook McDougal Littell Algebra 1

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
x-3y=9
-2x+6y=-18
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The 2nd eqn is -2 times the first. There is no unique solution, just a line with an infinite number of solutions.
If you graph these, you'll get the same line for each eqn.