Can someone please help me do this

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?