It is stipulated that X※Y=4X-5Y, what is the value of 6※3.
规定X※Y=4X-5Y，6※3的值是多少．
<gadget id="calculator">4 * 6</gadget>
<output>24</output>

<gadget id="calculator">5 * 3</gadget>
<output>15</output>

<gadget id="calculator">24 - 15</gadget>
<output>9</output>

<result>9</result>