What expression completes the statement to form a true equaction? 28 - 3 + 2=
a. 3^3
b. 5(4+2)
c. 3^2+19
d. 44-2^4

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

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

2.5 milligrams is equivalent to how many grams