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Divide. `(x^2 - 100)/(x^2 -1 x - 90)-:(7 x)/(x + 9)`

State the quotient in simplest form.

`(x^2 - 100)/(x^2 -1 x - 90)-:(7 x)/(x + 9)=`  
 


Enter the numerator and denominator separately in the boxes above. If the denominator is 1, enter the number 1. Do not leave either box blank.

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