Respuesta :

valenbraca

Answer:

The correct answers are:

  1. -90
  2. -100
  3. +2

Step-by-step explanation:

  1. As sea level is equal to zero, 90 feet below sea level is -90 ft. The integer is -90.
  2. As debts are consider negative in a balance, $100 of debt are -$100. The integer is -100.
  3. As 0°C is the zero of the Celcius scale, 2°C above zero is +2°C. The integer is +2.

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