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Populaire >

Twice the différence of a number and 4 is 9

Solution

Twice the difference of a number and 4 is 9

Solution

The number : 8 \frac{1}{2}

étapes des solutions

Represent the number with

x

A.T.Q.:

2 (x - 4) = 9

Solutionner pour

x, 2 (x - 4) = 9 : x = \frac{17}{2}

Convertir des fractions impropres en nombres mixtes:

\frac{17}{2} = 8 \frac{1}{2}

The number : 8 \frac{1}{2}

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