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Verified answer
|5x - 7| = 8alternatif (1)
5x - 7 = 8
5x = 8 + 7
5x = 15
x = 15 : 5
x = 3
alternatif (2)
5x - 7 = -8
5x = -8 + 7
5x = -1
x = -1/ 5
HP {x = 3 dan x = -1/5}
x = 15:5
x = 3