Welcome! You are encouraged to register with the site and login (for free). When you register, you support the site and your question history is saved.
Review: People Registered to Vote
Explanation
If we call the number of people registered R and those "not" N, then we have
And
We want N, so we
can isolate R as and substitute:
The correct answer is (D).
If you believe you have found an error in this question or explanation, please contact us and include the question title or URL in your message.