Edward solved the equation 4x + 1 = 5x + (−5) using these steps. 1. Add 4 negative x-tiles to both sides.

2. Add 5 negative unit tiles to both sides.

3. Solution x = −4.

What was Edward’s mistake?

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .