Question

Solve the following for the indicated variable:
d = rt for
r =

Answer 1

`\displaystyle r = (d)/(t)`

General Formulas and Concepts:

Algebra I

Equality Properties

• Multiplication Property of Equality
• Division Property of Equality
• Addition Property of Equality
• Subtraction Property of Equality

Terms/Coefficients

Explanation:

Step 1: Define

Identify.

`\displaystyle d = rt`

Step 2: Solve for r

1. [Division Property of Equality] Divide t on both sides:
   `\displaystyle (d)/(t) = r`
2. Rewrite:
   `\displaystyle r = (d)/(t)`