Respuesta :

miljanamilovanovic12

Answer:

A) 5

Step-by-step explanation:

6(2x+a)=12x+30

6*2x+6*a=12x+30

12x+6x=12x+30

6a=12x+30-12x

6a=30

a=30/6

a=5

aimcrey

Answer: A is the answer

Step-by-step explanation:

If you plug in a variable for x (I did 2) and then plug in 5 (which is A) here is what you get-

6(2*2+5)=12*2+30

6*9=24+30

54=54