1.

Find the number, when 15 is subtracted from 7 times the number, the result is 10 more than twice of the number1. 52. 153. 7.54. 4

Answer» Correct Answer - Option 1 : 5

Given:

When 15 is subtracted from 7 times of the number, the result is 10 more than twice of a number

Calculation:

Let the number be x

We know that

7 × x – 15 = (2 × x) + 10

⇒ 7x – 2x = 10 + 15

⇒ 5x = 25

⇒ x = 5

The number is 5.



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