NWT ooking for. the unknown number (X) the dimensions Clength and uwidth) What do I know? length 1 cm less than (1= 2x+1) turce rome number • width is equal to (w- x) Some number - area is Locm? Ca=49) Equation: A-l*W 45=(2x+1)(x) 45=(2x+SC) 46= 2x24x -M5 -45 O = 2x2+x-45 R2 bt ce-45 2.1 -90 25) = 10 9=1(-9) X4 (2x-9) (x+5)= 0 2x-bo (x+50 5-5 e=2x+1 iw X 2 d=2(!)+w= The unknown number l= 10 is 2. The length is locm. The width is 92 cm Esto es muy importante en matematoca aprendanselo​