The equation A = p + prt is used to find the accumulated amount, A, of an investment with principal, P, a certain interest rate,

Question

2 years ago

6

The equation A = p + prt is used to find the accumulated amount, A, of an investment with principal, P, a certain interest rate,

r, and over time, t. What is the value for r, after the equation is rearranged?
r equals start fraction cap a plus p over p t end fraction
r equals start fraction cap a minus p over p t end fraction
r equals start fraction cap a minus one over t end fraction
r = A − p − pt

Mathematics

1 answer:

Whitepunk [10] · Answer 1 · 2022-09-30T14:03:01+03:00

Whitepunk [10]2 years ago

4 0

Answer:

r equals start fraction cap a minus p over p t end fraction

Step-by-step explanation:

Subtract the term non containing r, then divide by the coefficient of r.

$A=p+prt\\\\A-p=prt\\\\\dfrac{A-p}{pt}=r$