What is the answer to 4/x+6/(x+2)=0 ?

The answer to 4/x+6/(x+2)=0 is x=-4/5

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4/x+6/(x+2)=0

\frac{4}{x} + \frac{6}{x + 2} = 0

x = - \frac{4}{5}

Decimal Notation

x = - 0.8

Solution steps

\frac{4}{x} + \frac{6}{x + 2} = 0

Multiply by LCM

10 x + 8 = 0

Move

8

to the right side

10 x = - 8

Divide both sides by

10

x = - \frac{4}{5}

Verify Solutions

Find undefined (singularity) points:

x = 0, x = - 2

Combine undefined points with solutions:

x = - \frac{4}{5}

\frac{x ^{2} - 1}{x + 1} = 1

(x) = \frac{200000 + 450 x}{x}

\frac{1}{x - 1} + 3 = \frac{16}{x - 1}

a, x = \frac{ab}{a + b}

r, I = \frac{V}{r + r}