SOLUTION: solve by elimination a - 2b = -3 -2a + 4b = 6

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Question 450366: solve by elimination
a - 2b = -3
-2a + 4b = 6
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
Multiplying the top equation by -2 gives exactly the bottom equation, hence the system is dependent.
The solution set is the set of all points (a, b), where b+=+%28a%2B3%29%2F2.