Choose the expression that best represents the phrase below. ... the number of fish divided evenly among 5 aquariums...

A. 5-f

B. 5f

C. f. 5

D. 5+f

E. f-5

F. 5÷f

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

Add, subtract, multiply, or divide as indicated. list any restrictions for the variable(s) and simplify the answers when possible. 1) x-2 / x+5 + 3x / 2x-1 2) x+6 / x-6 - x^2 / x+6 3) x+9 / x-4 + x+2 / x^2-11x+28 4) x / x^2-64 + 11 / 2x^2+11x-40 5) 5 / x + 11 / x-3 - x-4 / x^2+2x-15