## Elementary Algebra

$-\dfrac{23a}{41}$
Cancelling the common factor between the numerator and the denominator, the given expression, $\dfrac{-23ac}{41c} ,$ simplifies to \begin{array}{l}\require{cancel} \dfrac{\cancel{c}\cdot(-23a)}{\cancel{c}\cdot41} \\\\= \dfrac{-23a}{41} \\\\= -\dfrac{23a}{41} \end{array}