College Algebra (11th Edition)

Published by Pearson
ISBN 10: 0321671791
ISBN 13: 978-0-32167-179-0

Chapter R - Review Exercises - Page 75: 49



Work Step by Step

Substituting $a=-1$, $b=-2$, and $c=4$, the given expression, $ -c(2a-5b) ,$ evaluates to \begin{array}{l}\require{cancel} -4(2(-1)-5(-2)) \\\\= -4(-2+10) \\\\= -4(8) \\\\= -32 .\end{array}
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