Lexie is 6 years older than her brother and her sister is twice her age. If Lexie is 8, what is the age difference between her brother and her sister?
Lexie's brother is 8 - 6 = 
<gadget id="calculator">8-6</gadget>
<output>2</output>
2 years old.
Her sister is 8 x 2 = 
<gadget id="calculator">8*2</gadget>
<output>16</output>
16 years old.
The age difference between her brother and sister is 16 - 2 = 
<gadget id="calculator">16-2</gadget>
<output>14</output>
14 years.

<result>14</result>