X + y = 1 22 September 2017 0 Input x + y = 1 Geometric figure line Real solution y = 1 – x Solution y = 1 – x Related posts: Mathematics in our lives X+3y=6 X+4y=12 X+4y=8 X-2y=8 X-3y=9 X-4y=4 X-4y=8