Cara is hanging a poster that is 91 9191 centimeters ( cm ) (cm)left parenthesis, start text, c, m, end text, right parenthesis wide in her room. The center of the wall is 180 cm 180cm180, start text, c, m, end text from the right end of the wall. If Cara hangs the poster so that the center of the poster is located at the center of the wall, how far will the left and right edges of the poster be from the right end of the wall?