What is the answer to 3+9/4 = 9/(x+4) ?

The answer to 3+9/4 = 9/(x+4) is x=-16/7

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3+9/4 = 9/(x+4)

3 + \frac{9}{4} = \frac{9}{x + 4}

x = - \frac{16}{7}

Decimal Notation

x = - 2.28571 \dots

Solution steps

3 + \frac{9}{4} = \frac{9}{x + 4}

Multiply by LCM

21 (x + 4) = 36

Divide both sides by

21

x + 4 = \frac{12}{7}

Move

4

to the right side

x = - \frac{16}{7}

Verify Solutions

Find undefined (singularity) points:

x = - 4

Combine undefined points with solutions:

x = - \frac{16}{7}

\frac{7}{x - 2} = 5

\frac{1}{y} = 8 - \frac{3}{y}

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

y, v = y^{- 4}

- f (a) = \frac{6 x - 1}{5 x + 2}

What is the answer to 3+9/4 = 9/(x+4) ?
The answer to 3+9/4 = 9/(x+4) is x=-16/7
Solve for x: 3+9/4 = 9/(x+4)
The solution is x=-16/7