Provide an Appropriate Response $$\mathrm { A } = \mathrm { P } ( 1 + \mathrm { rt } )$$

Short Answer

Provide an appropriate response.
-Using A $$\mathrm { A } = \mathrm { P } ( 1 + \mathrm { rt } )$$ rt), the future value formula for a simple interest investment, derive the formula for r, the rate
of simple interest.