What is the solution of 0.75x-4*1.8=0.3 x=
0.75x-4*1.8=0.3的解是x=多少
<gadget id="calculator">4 * 1.8</gadget>
<output>7.2</output>

<gadget id="calculator">0.3 + 7.2</gadget>
<output>7.5</output>

<gadget id="calculator">7.5 / 0.75</gadget>
<output>10</output>

<result>10</result>