Answer
a. z=2
b. z=24
Work Step by Step
a. $(3z) - (-6) = 12$
$3z + 6 = 12$
$3z = 12 - 6$
$3z = 6$
$z = 2$
b. $(4z/(-12)) = -8$
$4z = -8 * -12$
$4z = 96$
$z = 96/4$
$z= 24$
General, Organic, and Biological Chemistry: Structures of Life (5th Edition)
by Timberlake, Karen C.
Published by
Pearson
ISBN 10:
0321967461
ISBN 13:
978-0-32196-746-6
Chapter 1 - Chemistry in Our Lives - Challenge Questions - Page 23: 1.53
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