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Popular >

the sum of a number and three less than the number is sixteen

Solution

the sum of a number and three less than the number is sixteen

Solution

The number : 9 \frac{1}{2}

Solution steps

Represent the number with

x

A.T.Q.:

x + x - 3 = 16

Solve for

x, x + x - 3 = 16 : x = \frac{19}{2}

Convert improper fractions to mixed numbers:

\frac{19}{2} = 9 \frac{1}{2}

The number : 9 \frac{1}{2}

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