2x y 5 4x 2y 10 July 8, 2019 16 32 64 128 2x y 5 4x 2y 10 substitution method The pair of lines 2x y 5 0 and 4x 2y 10 0 represent How many solutions does y=5-2x and 4x+2y = 10 have 2x + y = 4 Y = 2x + 5