Answer
$7$
Work Step by Step
$\frac{8-3^2\div9}{|-5|-[5-(18\div6)]^2}\\=\frac{8-9\div9}{5-[5-3]^2}\\=\frac{8-1}{5-2^2}\\=\frac{7}{5-4}\\=\frac{7}{1}=7$
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