#### Answer

-1

#### Work Step by Step

Using order of operations, first solve expression inside parentheses, then solve exponents, then multiply, and finally subtract.
$3^{2}$ - 2[(3 - 5) - (2 - 9)] = $3^{2}$ - 2[-2 - (-7)] = $3^{2}$ - 2(5) = 9 - 2(5) = 9 - 10 = -1