Answer
$= 2.85$
Work Step by Step
We first plug in the values given for the variables, and then we solve:
$3x - 2y + xy$
$= 3(0.5) - 2(-0.9) + (0.5)(-0.9)$
$= 1.5 +1.8 -0.45$
$= 3.3 - 0.45$
$= 2.85$
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 2 - Real Numbers - Chapter 2 Test - Page 90: 23
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