Related Post: 19 X 2 14 19 X 3 2 14 1 19 1 2 X 14 X 2 14x 19 0 X 2 14x 19 − 2x X 2 140 =- 19 X 2 14x 19 0 Complete The Square X 2 14x 18 =- 19 X 2 14x 49 19 19 X 14 Divided By 2