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Verified answer
Mapel : MatematikaKelas : X SMA
Materi : Persamaan Nilai Mutlak
Pembahasan :
|4 - 3x| = |-4|
|4 - 3x| = 4
(4 - 3x)² = 4²
(4 - 3x)² - 4² = 0
(4 - 3x + 4)(4 - 3x - 4) = 0
(8 - 3x)(-3x) = 0
9x² - 24x = 0
3x² - 8x = 0
3x(x - 8) = 0
x = 0
x = 8
Hp : {0 , 8}