Mathematics
OpenStudy (anonymous):

Short Answer: Simplify the following expression, and rewrite it in an equivalent form with positive exponents. (-x-3)-5

OpenStudy (anonymous):

x=8

jimthompson5910 (jim_thompson5910):

$\large (-x^{-3})^{-5}=-x^{-3*-5}=-x^{15}$

jimthompson5910 (jim_thompson5910):

or if it's really $\large (-x-3)^{-5}$, then... $\large (-x-3)^{-5}=\frac{1}{(-x-3)^5}$