Help me with number 6 plz

What is the celsius temperature that is equal to 94 degrees fahrenheit using the formula f=9/5 c+32

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

Ten times the square of a non-zero number is eqaul to ninety times the number