Absolute Value Expressions and Equations
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of absolute value?
Back
The absolute value of a number is its distance from zero on the number line, regardless of direction. It is always a non-negative value.
2.
FLASHCARD QUESTION
Front
Solve for x: l 4x - 3 l = 17
Back
x = 5 and x = -3.5
3.
FLASHCARD QUESTION
Front
What does the equation | x - 3 | = 0 imply about x?
Back
x = 3
4.
FLASHCARD QUESTION
Front
Why is absolute value always written as a positive number?
Back
Absolute value is talking about distance, and distance is always measured by positive numbers.
5.
FLASHCARD QUESTION
Front
Solve for d: |-3d| = 15
Back
d = 5 and d = -5
6.
FLASHCARD QUESTION
Front
What is the solution to the equation |x| = -5?
Back
No solution, because absolute value cannot be negative.
7.
FLASHCARD QUESTION
Front
If |x + 2| = 4, what are the possible values of x?
Back
x = 2 and x = -6
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