Example 3

Author:
Walch Education
Topic:
Mathematics
The elevation of El Centro, California, is –12 meters, and the elevation of Imperial, California, is –18 meters. Write an inequality comparing the elevations of the two cities.
  1. Plot the elevations on a number line.
  2. Decide which city has a lower elevation, and which has a higher elevation.
  3. Write an inequality that compares the elevations of the two cities.
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