7x + 3/x= 35 3/5 find the value of k =?
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7x/1+3/x=35(3/5)
7x^2/x+3/x=21
7x^2+3/x=21
7x+3=21x
7x^2-7x-3x+3=0
7x(x-1) -3(x-1) =0
(7x-3) (x-1)
roots are 7x-3 =0
=7x=3
=x=3/7
another one is x-1=0
x=1
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