Respuesta :

thepotatogiver56

Answer:

B (12x - 8)

Step-by-step explanation:

Simply multiply both of the equations (3x -3) and (3x - 1) by 2 so you would have (6x -6) and (6x - 2) add them both together and you get 12x - 8

ghanami

Answer:

Step-by-step explanation:

the perimeter is : P= 2 (L+W) .... L  : the length      W : the width

P =2 (3x-1+3x-3)

P= 2(6x-4)

P= 12x-8 ....answer B