Abike is on sale for $170. this is 80% of the regular price. find the regular price

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

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined