tolongg donk kakak kakak yangg cantikk dan tampan

154. x²-25 / x²+x-20 =
(x-5)(x+5) / (x-4)(x+5) =
x-5 / x-4 (D)

155. x²-2x-3 / 2x²+5x+3 =
(x-3)(x+1) / (2x+3)(x+1) =
(x-3) / (2x+3) (D)

maaf kalo salah