The following numbers are the solutions of the equation 1.5x-0.8x+6=27. What is x=?
下列各数是方程1.5x-0.8x+6=27的解的是x=多少
<gadget id="calculator">27 - 6</gadget>
<output>21</output>

<gadget id="calculator">1.5 - 0.8</gadget>
<output>0.7</output>

<gadget id="calculator">21 / 0.7</gadget>
<output>30</output>

<result>30</result>