There are 26 questions in a comprehensive practice competition. The rule is: 3 points for 1 correct answer, 1 point deducted for 1 wrong answer, and 0 points for no answer. The first team did not answer a total of 5 questions and scored 51 points, so how many questions did the team answer correctly?
某次综合实践竞赛共有26道题目．规则是：答对1题得3分，答错1题扣1分，不答得0分．第一小队共有5题没有回答，得了51分，那么该队共答对了多少道题．
<gadget id="calculator">51 - 5</gadget>
<output>46</output>

<gadget id="calculator">26 + 46</gadget>
<output>72</output>

<gadget id="calculator">3 + 1</gadget>
<output>4</output>

<gadget id="calculator">72 / 4</gadget>
<output>18</output>

<result>18</result>