Answer
$4a+2b$
Work Step by Step
$(4a+5b)-3b$
$=4a+5b-3b$
$=4a+2b$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 7 - Exponents and Exponential Functions - 7-8 Geometric Sequences - Practice and Problem-Solving Exercises - Page 472: 68
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