When two numbers are divided, the quotient is 9 and the remainder is 4. If both the dividend and the divisor are tripled, the sum of the dividend, the divisor, the quotient and the remainder is equal to 2583. What is the original divisor?
两个数相除商9余4，如果被除数、除数都扩大到原来的3倍，那么被除数、除数、商、余数之和等于2583，原来的除数是多少
<gadget id="calculator">2_583 - 9</gadget>
<output>2_574</output>

<gadget id="calculator">2_574 / 3</gadget>
<output>858</output>

<gadget id="calculator">858 - 4 - 4</gadget>
<output>850</output>

<gadget id="calculator">9 + 1</gadget>
<output>10</output>

<gadget id="calculator">850 / 10</gadget>
<output>85</output>

<result>85</result>