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Popular >

7/x =2

Solution

\frac{7}{x} = 2

x = \frac{7}{2}

Decimal Notation

x = 3.5

Solution steps

\frac{7}{x} = 2

Multiply both sides by

x

7 = 2 x

Switch sides

2 x = 7

Divide both sides by

2

x = \frac{7}{2}

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = \frac{7}{2}

\frac{32}{4 + 3 - ( 12 - x )} = 7 - (- 2 - 3)

0 = \frac{3 x ^{2}}{x ^{2} - 4}

\frac{40}{3 x} = 20

\frac{8}{3 x - 2} = \frac{3}{x + 3}

\frac{9}{12} = \frac{21}{m}