Find two solutions for each of the following equations:
$2 x - 3 y + 7 = 0$

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Solution

$2 x - 3 y + 17 = 0 \Rightarrow 2 x = 3 y - 7 \Rightarrow x = \frac{3 y - 7}{2}$
at y = 1 x = -2
at y = -1 x = -5
so (-2, 1) (-5, -1)are the 2 solution.

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