Respuesta :

MrPOOH

Answer:

3 ( x - 7 ) = 18

Explanation:

Let the number be x, so that

According to the Question,

The difference of a number and 7 will be x - 7

Then, three times the difference of a number and 7 is 18 will be 3 ( x - 7 ) = 18.

sorry I got it wrong.......