Answer: check the explanation Step-by-step explanation: x+4/5x+1 = 5/x+4 (x+4)² = 5(5x+1) x²+4x+16 = 25x+5 x²+4x-25x+16-5 x²-21x+11 Reply
Answer:
check the explanation
Step-by-step explanation:
x+4/5x+1 = 5/x+4
(x+4)² = 5(5x+1)
x²+4x+16 = 25x+5
x²+4x-25x+16-5
x²-21x+11