What is the answer to (2+8)/x =9 ?

The answer to (2+8)/x =9 is x= 10/9

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(2+8)/x =9

\frac{2 + 8}{x} = 9

x = \frac{10}{9}

Decimal Notation

x = 1.11111 \dots

Solution steps

\frac{2 + 8}{x} = 9

Simplify

\frac{2 + 8}{x} : \frac{10}{x}

\frac{10}{x} = 9

Multiply both sides by

x

10 = 9 x

Switch sides

9 x = 10

Divide both sides by

9

x = \frac{10}{9}

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = \frac{10}{9}

l, p = \frac{f}{π r l}

\frac{x}{x + 3} + \frac{2}{x + 4} = 1

\frac{10 x}{x + 5} = - x + 6

\frac{120}{192} = \frac{5}{4 x}

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