There are 10 rounds of football league for middle school students in a certain county (that is, each team needs to play 10 games). Among them, 3 points are awarded for a win, 1 point for a draw, and 0 points for a loss. The football team of Xiangming Middle School is in this league The number of games held was 3 less than the number of tied games, and the result was a total of 19 points. How many games did Xiangming Middle School win in this league?
某县中学生足球联赛共10轮(即每队均需比赛10场)，其中胜一场3分，平1场得1分，负1场得0分，向明中学足球队在这次联赛中所伏场数比平场数少3场，结果共得19分，向明中学在这次联赛中胜了多少场．
<gadget id="calculator">3 - 19</gadget>
<output>-16</output>

<gadget id="calculator">21 + (-16)</gadget>
<output>5</output>

<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">5 / 5</gadget>
<output>1</output>

<gadget id="calculator">2 * 1</gadget>
<output>2</output>

<gadget id="calculator">7 - 2</gadget>
<output>5</output>

<result>5</result>