Question

if 1 / 2 is subtracted from a number and the difference is multiplied by 4 the result is 5 what is the number?​

Answer 1

Let the number be x.

$(x - \frac{1}{2} ) \times 4 = 5$

$\frac{2x - 1}{2} \times 4 = 5$

$(2x - 1) \times 2 = 5$

$4x - 2 = 5$

$4x = 7$

$x = \frac{4}{7}$

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