# Solve the equation 2x - 1/x = 7.

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Solve the equation 2x -  1/x = 7. Write your answer correct to two decimal places.

2x -  1/x = 7

answered Feb 9 by (-1,583 points)

Solve the equation

2x -  1/x = 7

2x2 – 1 = 7x

2x2 – 7x – 1 = 0

For quadratic equation ax2 + bx + c = 0