We are asked to convert 104°F to °C, to do that we will use the following equation:
[tex]^{\circ}C=\frac{5}{9}(^{\circ^{}}F-32)[/tex]We replace the fahrenheit value in the equation:
[tex]^{\circ}C=\frac{5}{9}(104^{\circ}-32)[/tex][tex]^{\circ}C=40^{\circ}[/tex]Therefore, 104°F are 40°C