Question

A horses body temperature T, is considered to be normal if it is within at least 0.9 degrees Fahrenheit of 99.9 degrees Fahrenheit. Find the range of normal body temperatures for a horse

Answer 1

99.9+0.9=100.8 degrees fahrenheit
99.9-0.9+99 degrees fahrenheit

The temperature can be between 99 and 100.8 degrees Fahrenheit.
100.8-99=1.8degrees (range)

99≤T≥100.8