Answer
- 20 - x
Work Step by Step
The question says "a number subtracted from - 20" so we need to subtract x from -20, not subtract - 20 from x
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 3 - Section 3.4 - Linear Equations in One Variable and Problem Solving - Vocabulary, Readiness & Video Check - Page 195: 1
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