There are 9 male students and 6 female students in class 61 participating in the mathematics competition. The average score of the female students is 88 points. It is known that the average score of the female students is 91 points. What is the average score of the male students?
六1班有男同学9名女同学6名参加数学竞赛，平均成绩是88分，已知女同学的平均成绩是91分，男同学的平均成绩是多少分．
<gadget id="calculator">9 + 6</gadget>
<output>15</output>

<gadget id="calculator">88 * 15</gadget>
<output>1_320</output>

<gadget id="calculator">91 * 6</gadget>
<output>546</output>

<gadget id="calculator">1_320 - 546</gadget>
<output>774</output>

<gadget id="calculator">774 / 9</gadget>
<output>86</output>

<result>86</result>