Solve
$x + 6 y + 5 = 0 2 x + 3 y + 1 = 0$

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Solution

$x + 6 y + 5 = 0 x = - 6 y - 5 2 x + 3 y + 1 = 0 2 (- 6 y - 5) + 3 y + 1 = 0 - 12 y - 10 + 3 y + 1 = 0 - 9 y - 9 = 0 y = - 1 x - 6 + 5 = 0 x - 1 = 0 x = 1$

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