Question

0.5 of a number is 20 less than the original number. Find the number.

Answer 1

ANSWER---

$0.5 of x =x - 20$

$= \frac{5}{10} x = x - 20$

$= x - \frac{5}{10} x = 20$

$\frac{10}{10} x - \frac{5}{10} = 20$

$\frac{4}{10} x = 20$

$x = \frac{10}{4} \times 20$

$x = 50$

Step-by-step explanation:

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