If k(x) = 5x – 6, which expression is equivalent to (k + k)(4)?

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?

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

(x-5)1/2+5=2 what is possible solution of this equation