Answer
$ab+ac$, distributive property
Work Step by Step
$a(b+c)=a \cdot (b+c) = a \cdot b + a \cdot c = ab+ac$
To prove this, divide both sides by $a$ to receive $b+c$ on both sides.
College Algebra 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305115546
ISBN 13:
978-1-30511-554-5
Chapter P, Prerequisites - Section P.2 - Real Numbers - P.2 Exercises - Page 15: 4
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