What is the answer to (4x-8)/x =12 ?

The answer to (4x-8)/x =12 is x=-1

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(4x-8)/x =12

\frac{4 x - 8}{x} = 12

x = - 1

Solution steps

\frac{4 x - 8}{x} = 12

Multiply both sides by

x

4 x - 8 = 12 x

Move

8

to the right side

4 x = 12 x + 8

Move

12 x

to the left side

- 8 x = 8

Divide both sides by

- 8

x = - 1

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = - 1

\frac{1}{2 x + 13} = 9

\frac{6}{6 b + 4} = \frac{2}{b - 4}

\frac{x}{x + 2} = 2

\frac{1}{x} = \frac{x}{4}

\frac{4}{x} = 12