<PRE><B>Question 270121</B>
(6/x-4)+(7/x+4)=6x/x^2-16

6(x+4) +7(x-4) = 6x/ x^2-16

(6x+24+7x-28)/ x^2-16 = 6x/ x^2-16

6x+24-7x-28= 6x
6x-4 -7x -6x=0

-7x=-4
x= -4/-7

x= 4/7




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