Answer
$$5m^{2}-11m+45$$
Work Step by Step
Initial equation: $m(5m-2)+9(5-m)$
First, distribute the $m$ and $9$ to their respective parenthesis:
$$5m^{2}-2m+45-9m$$ Finally, combine like terms to arrive at final answer:
$$5m^{2}-11m+45$$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter R - Review of Basic Concepts - R.3 Polynomials - R.3 Exercises - Page 34: 94
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