Respuesta :

Answer:

4n-12

Step-by-step explanation:

distribute 4 to the variable n and to 3

4 times n = 4n

4 times 3 = 12

4(n-3)=4n-12

Answer:

4n-12

Step-by-step explanation:

use distributive property to move 4 inside the parenthesis multiplying the variable n and -3.