Find the solution(s) to the system of equations. Select all that apply.
y = x^2-2x-3
y=2x-3

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.

Suppose that 15 inches of wire cost 60 cents. at the same rate, how much (in cents) will 12 inches of wire cost

Jane has 5 nickels. john has 3 dimes. jane says she has a greater amount of money. with the information given, is she correct?