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Popular >

five times a number,subtracted from twenty,is triple the number

Solution

five times a number, subtracted from twenty, is triple the number

Solution

The number : 2 \frac{1}{2}

Solution steps

Represent the number with

x

A.T.Q.:

20 - 5 x = 3 x

Solve for

x, 20 - 5 x = 3 x : x = \frac{5}{2}

Convert improper fractions to mixed numbers:

\frac{5}{2} = 2 \frac{1}{2}

The number : 2 \frac{1}{2}

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