Answer
$2x - 2$
Work Step by Step
$x + (3x + 2) - (2x + 4)$
By expanding the last bracket, we have to multiply it by (-1).
This gives us:
$x + 3x - 2x + 2 - 4 = 2x - 2$
Elementary Geometry for College Students (7th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Cengage
ISBN 10:
978-1-337-61408-5
ISBN 13:
978-1-33761-408-5
Appendix A - A.2 - Formulas and Equations - Exercises - Page 546: 3
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