Найдите значение выражения: -3 3/4-(-8 2/9-(-4,5):9/14)*2 1/4.

\[- 3\frac{3}{4} - \left( - 8\frac{2}{9} - ( - 4,5)\ :\frac{9}{14} \right) \cdot 2\frac{1}{4} =\]

\[= - \frac{15}{4} - \left( - 8\frac{2}{9} + \frac{45 \cdot 14}{10 \cdot 9} \right) \cdot \frac{9}{4} =\]

\[= - \frac{15}{4} - \left( - 8\frac{2}{9} + 7 \right) \cdot \frac{9}{4} =\]

\[= - \frac{15}{4} - \left( - 1\frac{2}{9} \right) \cdot \frac{9}{4} =\]

\[= - \frac{15}{4} + \frac{11 \cdot 9}{9 \cdot 4} =\]

\[= - \frac{15}{4} + \frac{11}{4} = - \frac{4}{4} = - 1\]