Respuesta :

Answer:

3x - 12

Step-by-step explanation:

3(x - 4)

= 3*x - 3*4 by distributive property

= 3x - 12

Answer: 3x - 12

Step-by-step explanation:

Remember, you gotta multiply everything inside of the parentheses by the number outside of the parentheses! For example, 4(b + 4) would equal 4b + 16.