Solve the equation: 64%x+3.5=(33/5).
解方程：64%x+3.5=(33/5)．
<gadget id="calculator">33 / 5</gadget>
<output>33/5 = around 6.6</output>

<gadget id="calculator">(33/5) - 3.5</gadget>
<output>3.1</output>

<gadget id="calculator">64 / 100</gadget>
<output>16/25 = around 0.64</output>

<gadget id="calculator">3.1 / (16/25)</gadget>
<output>4.84375</output>

<result>4.84375</result>