Respuesta :

Answer:

Take 3 and multiply it by 4x and then take 3 and multiply it by 2 and you will get 12x+6

Step-by-step explanation:

Answer:

12+3x

Step-by-step explanation:

sepereate 3 into the two numbers in the parentheses

 3 times 4 = 12

 3 times x = 3x

since 3x has a variable and 12 doesnt you leave it as is since they aren't compatable