If (x) represents the integer part of the number x, such as (13.5)=13, then when x=6.51, what is (x)+(2x)+(3x) equal to
如果(x)表示数x的整数部分，如(13.5)=13，则当x=6.51时，(x)+(2x)+(3x)等于多少
<gadget id="calculator">6 + 13 + 19</gadget>
<output>38</output>

<result>38</result>