miraclemcknight48 miraclemcknight48 13-10-2022 Mathematics Answered Which equation is an identity? x + 2(x + 1) + 1 x-4(x + 1) = -3(x + 1) + 1 2x + 3 = (4x + 2) + 2 O3(x-1)= (6x-3) = 3(x + 1)-x-2