Regulations: m△n=5m+3n, when x△9=37, find the value of (1/5)△(X△(1/9)).
规定：m△n=5m+3n，当x△9=37时，求(1/5)△(X△(1/9))的值．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/5) * 5</gadget>
<output>1</output>

<gadget id="calculator">31 / 3</gadget>
<output>31/3 = around 10.333333</output>

<gadget id="calculator">(31/3) * 3</gadget>
<output>31</output>

<gadget id="calculator">1 + 31</gadget>
<output>32</output>

<result>32</result>