How can I expand this fraction? right? This gives me the equation so that (1) A + B =0 (2)- 6A - 4B + C = 0 (3) 12A + 4B - 2C = 1 (4) -8A = -1 (4) gives A = 1/8 (1) gives B = -1/8 (2) gives C = 1/4 The correct answer is A = -1/4 B = 1/4 C = 2/4 What's wrong?