|2x-1|= |x+3| , X ∈ R Tolong dibantu dong kak

| 2x - 1 | = | x + 3 |
Kuadratkan kedua ruas
4x² - 4x + 1 = x² + 6x + 9
3x² - 10x - 8 = 0
(x - 4) (3x + 2) = 0

x = 4
x = -2/3

Hp = {-2/3 , 4}

Atau

| 2x - 1 | = | x + 3 |

2x - 1 = x + 3
x = 4

-(2x - 1) = x + 3
-2x + 1 = x + 3
3x = -2
x = -2/3