Question

4 by 7 is subtracted from a positive number and the result is multiplied by7 to to obtain the original number. What is the number?​

Answer 1

Answer:

2-4/7=x*7

Step-by-step explanation:

14-4/7=x*7

10/7=x*7

x=10/7*7

x=10

Answer 2

SOLUTION:-

Given:

•4 by 7 is subtracted from a positive number.

•The result is multiplied by 7.

To find:

The original number.

Explanation:

Let the original number or positive number be R.

According to the question:

$= > (R - \frac{4}{7} ) \times 7 \\ \\ = > \frac{7R- 4}{7} \times 7 \\ \\ = > 7r - 4 = R\\ \\ = > 7R - R = 4 \\ \\ = > 6R= 4 \\ \\ = > R= \frac{4}{6} \\ \\ = > R = \frac{2}{3}$

Thus,

The original number is 2/3.

Follow Me :)