Christopher, Jameson, and June each bought a toy sword. June's sword is 5 inches longer than Jameson's sword. Jameson's sword is 3 inches longer than twice the length of Christopher's sword. Christopher's sword is 15 inches long. How many inches longer is June's sword than Christopher's sword?
Twice the length of Christopher's sword is 15 x 2 = 
<gadget id="calculator">15*2</gadget>
<output>30</output>
30 inches.
So, Jameson's sword is 30 + 3 = 
<gadget id="calculator">30+3</gadget>
<output>33</output>
33 inches long.
June's sword is 33 + 5 = 
<gadget id="calculator">33+5</gadget>
<output>38</output>
38 inches long.
Thus, June's sword is 38 - 15 = 
<gadget id="calculator">38-15</gadget>
<output>23</output>
23 inches longer than Christopher's sword.

<result>23</result>