Xiaohong is 8 years old this year, and her uncle told Xiaohong: "Three years ago, my age was 6 times your age at that time." How old is uncle this year?
小红今年8岁，叔叔告诉小红说："3年前我的年龄是你那时年龄的6倍．"叔叔今年多少岁？
<gadget id="calculator">8 - 3</gadget>
<output>5</output>

<gadget id="calculator">5 * 6</gadget>
<output>30</output>

<gadget id="calculator">30 + 3</gadget>
<output>33</output>

<result>33</result>