Respuesta :

TSO
product means multiplication
is means equal
less than means subtraction
times means multiplication

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

Lets say this number is 'n'

then:

9n = 3n-12

Add 12 on both sides

9n + 12 = 3n

Subtract 9n on both sides

12 = -6n

Divide by -6 on both sides to isolate n

n= -2

Your final answer is 

[tex]\Huge{\boxed{\bf{n=-2}}}[/tex]

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