## Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

$36$
Using the order of operations on real numbers and the concepts of the absolute value of a number, the given expression, $|6(-3)|+|(-2)(-9)| ,$ evaluates to \begin{array}{l}\require{cancel} |-18|+|18| \\\\= 18+18 \\\\= 36 .\end{array}