himpunan penyelesaian dari |2x-1¦=¦4x+3¦

2x-1=4x+3
-4x+2x=3+1
-2x=4
x=4/-2
x=-2

|2x - 1| = |4x + 3|
(2x - 1)^2 = (4x + 3)^2
4x^2 - 4x + 1 = 16x^2 + 24x + 9
-12x^2 - 28x - 8 = 0
3x^2 + 7x + 2 = 0
(3x + 1)(x + 2) = 0
x = -1/3 atau x = -2
HP = {-2, -1/3}