What so the lines in this equation mean? | x - y |

absolute value- absolute value is the distance away from zero it cannot be negative

the answer is absolute value.

Step-by-step explanation: The absolute value of a number is the value a number has not considering the negatives for example -3 would be 3 if we were looking for the absolute value. The absolute value is also the distance a number has from 0 on a number line. Both 3 and -3 are the same distance from ) therefore they have the same absolute value. Hope this helps!

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