brian6519 brian6519 05-10-2020 Mathematics contestada What is the first mistake that was made? - 10x + 14 - 2x = 2( -3x - 2) -10x + 14 - 2x = -6x - 4 -10x - 2x + 14 = -6x - 4 -12x + 14 = -6x - 4 +6x. +6x 6x + 14 = - 4 - 14 - 14 6x = - 18 6 6x X = -3