What is the answer to 7/x-2-1/x =8 ?

The answer to 7/x-2-1/x =8 is x= 3/5

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7/x-2-1/x =8

\frac{7}{x} - 2 - \frac{1}{x} = 8

x = \frac{3}{5}

Decimal Notation

x = 0.6

Solution steps

\frac{7}{x} - 2 - \frac{1}{x} = 8

Move

2

to the right side

\frac{7}{x} - \frac{1}{x} = 10

Multiply both sides by

x

6 = 10 x

Switch sides

10 x = 6

Divide both sides by

10

x = \frac{3}{5}

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = \frac{3}{5}

\frac{x ^{3}}{x - 4} = 3 x^{2}

\frac{3}{x} = \frac{3}{2}

f, f = \frac{f g}{f + g - d}

\frac{2 x + 3}{- 5} = \frac{1}{x - 2}

2 = \frac{1}{2 m}