Solve the Equation for the Indicated Variable $I = \frac { n E } { n r + R } \quad \text { for } n$

question 191

Multiple Choice

Solve the equation for the indicated variable.
- $I = \frac { n E } { n r + R } \quad \text { for } n$

• A) \(n = \frac { I R } { I r - E }\)
• B) \(n = \operatorname { IR } ( \operatorname { Ir } - \mathrm { E } )\)
• C) \(\mathrm { n } = \frac { \mathrm { IR } } { \mathrm { E } - \mathrm { Ir } }\)
• D) \(\mathrm { n } = \frac { \mathrm { R } } { \mathrm { E } - \mathrm { Ir } }\)

---

Definitions:

Nonprofits

Organizations designed primarily to provide social good rather than to make a profit, relying on donations, grants, and volunteer work for funding.

Internal Revenue Service

The U.S. federal agency responsible for the collection of taxes and enforcement of tax laws.

Substantial Part Test

A tax law guideline used to determine whether a nonprofit organization's lobbying activities are extensive enough to affect its tax-exempt status, by evaluating if a significant portion of its activities are focused on influencing legislation.

Lobbying Disclosure Act

A United States federal law that requires registration and reporting of lobbying efforts directed towards the United States Congress, making the activities of lobbyists more transparent.