Solve the Formula for the Specified Variable $I = \frac { n E } { n r + R }$

question 187

Multiple Choice

Solve the formula for the specified variable.
- $I = \frac { n E } { n r + R }$ for $n$

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

---

Definitions:

Shape Fill

The feature in graphics software that allows users to fill the interior of a shape with color, patterns, or textures.

Shape Outline

The exterior line or edge that defines the boundary of a shape in graphic design, presentations, or documents, often customizable in color, width, and style.

Text Wrapping

A feature in word processing and graphic design software that allows text to flow around pictures, shapes, or other objects in a document.

Vertical Alignment

The adjustment or arrangement of text or objects in relation to the top and bottom margins or edges.