Solve :
$x^{2} - 5 x + 7 = x^{2} + 3 x - 4$

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Solution

$x^{2} - 5 x + 7 = x^{2} + 3 x - 4$
$x^{2} - 5 x + 7 - x^{2} - 3 x + 4 = 0 - 8 x + 11 = 0 x = \frac{11}{8}$

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