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Popular >

1/x =9

Solution

\frac{1}{x} = 9

x = \frac{1}{9}

Decimal Notation

x = 0.11111 \dots

Solution steps

\frac{1}{x} = 9

Multiply both sides by

x

1 = 9 x

Switch sides

9 x = 1

Divide both sides by

9

x = \frac{1}{9}

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = \frac{1}{9}

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

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

y, \frac{y}{y - 5} = 2 x

q, \frac{F}{q} + 2 q = 4 q

\frac{5}{x + 5} = \frac{15}{x + 7}