Answer:
$330
Step-by-step explanation:
Please see the attached picture for the full solution.
☆ There is no need to round the answer off to the nearest cents as the answer is a whole number.
$7700
amount invested + interest = total
amount invested + 700 = 8400
Subtract 700 from both sides.
amount invested = 7700
Answer: $7700
13.48
