Question 807579: Solve equation using elmenation.
2x + 3y = 0
3x + y = 7
Answer by TimothyLamb(4379)   (Show Source):
You can put this solution on YOUR website! L1: 2x + 3y = 0
L2: 3x + y = 7
L2: -9x - 3y = -21
L1 + L2:
-7x = -21
x = 3
y = -2
Answer: (3, -2)
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