Xiaohong's weight is 26 kg, and her father's weight is 4 kg less than three times her weight. How many kilograms does dad weigh?
小红的体重是26千克，爸爸的体重比她的3倍少4千克．爸爸的体重是多少千克？
<gadget id="calculator">26 * 3</gadget>
<output>78</output>

<gadget id="calculator">78 - 4</gadget>
<output>74</output>

<result>74</result>