Answer
$-x+5xy$
Work Step by Step
To simplify the expression in the question, we group together the similar terms and then perform addition/subtraction:
$3x-2xy-4x+7xy$
=$3x-4x-2xy+7xy$
=$(3x-4x)+(-2xy+7xy)$
=$(-x)+(5xy)$
=$-x+5xy$
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: 18
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