## Intermediate Algebra for College Students (7th Edition)

$-7$
Simplify. $\dfrac{9[4-(1+6)]-(3-9)^2}{5+\dfrac{12}{5-\dfrac{6}{2+1}}}$ $=\dfrac{9[4-7]-36}{5+\dfrac{12}{3}}$ or, $=\dfrac{-27-36}{9}$ or, $=\dfrac{-63}{9}$ Hence, the result is: $-7$