Tentukan himpunan penyelesaian dari persamaan nilaik mutlak -3|5-x|= -6
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nilai mutlak
-3 |5 – x| = -6
|5 – x| = -6/-3 = 2
5 – x = 2 → x = 3
atau
5 – x = -2 → x = 7
HP = {3 , 7}