In the singing competition, the singers of the red team and the white team competed one-on-one. The singers of the red team played steadily and each scored 84 points. The first player of the white team performed abnormally and only scored 70 points. The other singers sang well and each scored 86 points. At the end of the game, the total scores of the two teams are exactly the same, so how many singers are there in each team?
歌唱比赛中，红、白两队歌手一对一PK，红队的歌手们发挥稳定，每个人都得了84分．白队的第一位选手发挥失常，只得了70分，其他歌手演唱出色，每个人都得了86分．比赛结束，两队总得分正好相同，那么每队各有多少名歌手．
<gadget id="calculator">84 - 70</gadget>
<output>14</output>

<gadget id="calculator">86 - 84</gadget>
<output>2</output>

<gadget id="calculator">14 / 2</gadget>
<output>7</output>

<gadget id="calculator">7 + 1</gadget>
<output>8</output>

<result>8</result>