Solve the equation: (5/6)*(1/5)-(1/3)x=(1/18).
解方程：(5/6)*(1/5)-(1/3)x=(1/18)．
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(5/6) * (1/5)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / 18</gadget>
<output>1/18 = around 0.055556</output>

<gadget id="calculator">(1/6) - (1/18)</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/9) / (1/3)</gadget>
<output>1/3 = around 0.333333</output>

<result>1/3 = around 0.333333</result>