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Popular >

A number decreased by 15 is equal to the number times −5.

Solution

A number decreased by 15 is equal to the number times −5.

Solution

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

Solution steps

Represent the number with

x

A.T.Q.:

x - 15 = x (- 5)

Solve for

x, x - 15 = x (- 5) : 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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