Aright triangle has 2 equal sides that measure 12 inches is cut from the plate. it has 3” square cut out of the center. what is the total area left of the triangle?

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)