Free Practice Question
PS · Problem Solving
sub-505
Absolute Values/Modules
If 12x + 24 = 0, then 12|x| equals which one of the following?
Answer Choices
Correct answer marked belowA
12
B
–24x
C
12x
24
Correct
E
24x
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Explanation
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Official Explanation
Official
Given the equation: • 12x + 24 = 0 To find: • The value of 12|x| Approach and Working: • 12x + 24 = 0 o x…
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Comments
3
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K
KonstantinaMar 26, 2025
can you explain more?
T
ThitipongFeb 11, 2024
cheers!
Z
ZuzannaFeb 8, 2025
Thank you very much!
What this question tests
What it tests
Your ability to solve absolute-value equations and inequalities by considering both cases.
Common trap
Dropping the absolute value bars entirely or missing that |x| = k has two solutions when k > 0.
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TopicGMAT Quantitative Reasoning
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Difficulty
sub-505
Type
PS
Category