Solve the equation: 3(x-2)-5=x-5(x-2).
解方程：3(x-2)-5=x-5(x-2)．
<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<gadget id="calculator">5 * 2</gadget>
<output>10</output>

<gadget id="calculator">6 + 5 + 10</gadget>
<output>21</output>

<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">3 + 4</gadget>
<output>7</output>

<gadget id="calculator">21 / 7</gadget>
<output>3</output>

<result>3</result>