3(2x-4)=4(4x-1) can someone please help ?

Plz me plz i will give a brain just plz

Describe the relationship between the angles of similar triangles and the sides of similar triangles

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.