So, we know that:

We also know that
. We will use that fact to find
in terms of
and
.

Therefore:

If all were dimes, the value would be $3.30. Brendan has $2.85 more than that. Each quarter that replaces a dime increases the value by $0.15, so Brendan must have $2.85/$0.15 = 19 quarters.
Brendan has 14 dimes and 19 quarters.
Good luck i cant read it tho if i could read it i would help sorry
Answer:
$39284
Step-by-step explanation:
formula is,
CA=p (1+r÷200)^2t