Shoot with a rifle, send 10 bullets, and reward 2 bullets every time you hit the bullseye; shoot with a pistol, send 14 bullets, and reward 4 bullets every time you hit the bullseye. Xiao Wang shoots with a rifle, and Xiao Li shoots with a pistol. When they finish shooting all the bullets and bonus bullets, the number of shots of the two is equal. If Xiao Wang hits the bull's-eye 30 times, how many times does Xiao Li hit the bull's-eye ．
用步枪射击，发10发子弹，每击中靶心一次奖励2发子弹；用手枪射击，发14发子弹，每击中靶心一次奖励4发子弹．小王用步枪射击，小李用手枪射击，当他们把发的和奖励的子弹都打完时，两人射击的次数相等，如果小王击中靶心30次，那么小李击中靶心多少次．
<gadget id="calculator">30 * 2</gadget>
<output>60</output>

<gadget id="calculator">10 - 14</gadget>
<output>-4</output>

<gadget id="calculator">60 + (-4)</gadget>
<output>56</output>

<gadget id="calculator">56 / 4</gadget>
<output>14</output>

<result>14</result>