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-3|4x-12| = 2-14
|4x-12| = -12 : -3
|4x-12| = 4
*dalam nilai mutlak kemungkinan x ada 2
Jika x positif
4x-12=4
4x = 4+12
4x = 16
X = 4
Jika x negatif
-4x+12= 4
-4x+ = 4-12
-4x = -8
x = -8:-4
x = 2
Jadi jawabannya
X=4 atau X=2
Mohon dicek lagi takutnya kurang teliti
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