Respuesta :

fallinggracefully

Answer:

12x-4

Step-by-step explanation:

4*3x= 12x and 4(-1)= -4

so it is 12x-4

Answer:

12x−4

Step-by-step explanation:

4(3x−1)

=(4)(3x+−1)

=(4)(3x)+(4)(−1)

=12x−4