Question

1/x+4-1/x-7=11/30,x≠-4,7​

Answer 1

Step-by-step explanation:

$\frac{1}{x} + 4 - 1 - \frac{1}{ x } - 7 = \frac{11}{30} \\ \frac{1}{x} - \frac{1}{x} = \frac{11}{30} + 4 \\ 0 = \frac{11 + 120}{30} \\ = \frac{230}{30} \\ = 7.66$

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