Which of these describes the equation 3.0 + 7y=8? Select each correct answer
A
function
B. linear
C nonlinear
U
D. proportional
When x is 0, y is
F. When y is 2, 3 is 2 or -2.

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.