Answer
$-\frac{45}{49}$
Work Step by Step
$(-\frac{2}{3}\times\frac{9}{14})\div\frac{7}{15}$
$-\frac{3}{7}\div\frac{7}{15}$
$-\frac{3}{7}\times\frac{15}{7}$
$-\frac{45}{49}$
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