Solve the following equetions | x-3| = |3x+1|​

Jawaban:

x = -2

Cara :

x – 3 = 3x + 1

-3 – 1 = 3x – x

-4 = 2x

-2 = x

x = -2

Pembuktian :

| x – 3 | = | 3x + 1 |

| -2 – 3 | = | 3(-2) + 1 |

| -5 | = | -6 + 1 |

| -5 | = | -5 |

Maaf kalau salah. Semoga membantu