Question

3 times a number decreased by 9 is 18 . find the number​

Answer 1

Answer:

Let the number be x.

Atq,

$\: \: \: \: \: 3x - 9 = 18$

$=> 3x =18+9$

$=> 3x = 27$

$= > x = \frac{27}{3}$

$= > x = 9$

Hence, the required number = 9