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

$8$
$\bf{\text{Solution Outline:}}$ Substitute the given values, $c=3$ and $d=10,$ in the given expression, $3+5c-d .$ $\bf{\text{Solution Details:}}$ Substituting the given values, $c=3$ and $d=10,$ the given expression evaluates to \begin{array}{l}\require{cancel} 3+5c-d \\\\= 3+5(3)-10 \\\\= 3+15-10 \\\\= 18-10 \\\\= 8 .\end{array}