Solve the equation 8x+3=4.
解方程8x+3=4．
<gadget id="calculator">4 - 3</gadget>
<output>1</output>

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>