(4x-1)²-10(4x-1)-24＝0
(4x-1)²-10(4x-1) + 25-25-24＝0
((4x-1)-5)²-49 = 0
((4x-1)-5)² = 49
(4x-1)-5 = ±7
x = 3.25 或 x = -0.25