Subject: Mathematics
Book: Maths Mastery
Absolute value equations have the general form |x| = a. This translates to x = a or x = –a, because absolute value represents distance from zero on the number line. For a more complex example, |2x – 6| = 4 means 2x – 6 = 4 or 2x – 6 = –4. Solving these yields x = 5 or x = 1. Absolute value appears in real-world contexts like measuring deviations from an average, keeping track of net distance traveled, or financial calculations involving profit/loss changes. Familiarity with absolute value equations enables flexible handling of scenarios involving direction or magnitude in everyday problem-solving.
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