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Popular Word Problems >

Twice the difference of a number and 2 equals 7

Solution

Tw i ce t h e d i ff ere n ce o f a n u mb er an d 2 e q u a l s 7

Solution

The number : 5 \frac{1}{2}

Solution steps

Represent the number with

x

A.T.Q.:

2 (x - 2) = 7

Solve for

x, 2 (x - 2) = 7 : x = \frac{11}{2}

Convert improper fractions to mixed numbers:

\frac{11}{2} = 5 \frac{1}{2}

The number : 5 \frac{1}{2}

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