Math Problem Statement

If |x| = 7, what are the possible values of x?

Solution

The equation x=7|x| = 7 implies that xx can be either 7 or -7. This is because the absolute value of a number represents its distance from zero on the number line, regardless of direction.

So, the possible values of xx are:

x=7orx=7x = 7 \quad \text{or} \quad x = -7

Would you like more details on absolute value functions, or do you have any other questions?

Here are 5 related questions to consider:

  1. What is the general definition of an absolute value?
  2. How would you solve x=5|x| = -5?
  3. How does the graph of y=xy = |x| look?
  4. What is the solution set for x<7|x| < 7?
  5. How would you solve 2x3=5|2x - 3| = 5?

Tip: Remember, the absolute value of any number is always non-negative, which means it's always zero or positive.

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Math Problem Analysis

Mathematical Concepts

Absolute Value

Formulas

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Theorems

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Suitable Grade Level

Grades 6-8