Solve the equation: 6*5+4x=64.
解方程：6*5+4x=64．
<gadget id="calculator">6 * 5</gadget>
<output>30</output>

<gadget id="calculator">30 + 4</gadget>
<output>34</output>

<gadget id="calculator">34 / 4</gadget>
<output>17/2 = around 8.5</output>

<result>17/2 = around 8.5</result>