Answer:

Step-by-step explanation:
Given


Required
Eliminate a
Multiply the first equation by -4

Add to the second equation

Solve brackets

Open bracket


At this point, a has been eliminated;
From the list of given options, the option that answers the question is 
Answer:
I'd really love to help you but the way you asked made you sound so needy and that just made me not want to answer sorry...
Step-by-step explanation:
Hello! My work for this problem is attached below. The answer is
Vb = 4Va
Answer:
1/12
Step-by-step explanation:
3/4=9/12
12/12-9/12=3/12
(3/12)/3=1/12
<h2>The answer is A) 4.</h2><h2>step by step explanations is in the picture.</h2>