Question

The product of 9 and a number is 12 less than three times that number.

What is the number?


Giving 20 Points....

Answer 1

9n = 3n-12
-3n= -3n
6n= -12
divide by 6 = -2 =n

to check.. 9 times -2 = -18 soo.. 3 times -2= -6-12= -18

so it is correct!!

hope it helps :)