YNGRIDREDOBLADOIN YNGRIDREDOBLADOIN Math Answered A rectangular poster has a length expressed as (4x + 3) cm. If the area of this poster is (20x2 + 7x - 6) cm, what polynomial expressions represents its width?A. (5x+1) cmB. (5x-1) cmC. (5x+2) cmD. (5x-2) cm