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Verified answer
Jawab8)
-5|2x -1| -7 = 18
-5|2x -1| = 18+7
-5|2x -1| = 25
|2x - 1| = - 5
tidak ada x yang memenuhi,karena nilai mutlak positif
9.
|2x - 5 | = |x+ 1|
2x - 5 = x + 1
x = 6
- (2x - 5) = x + 1
-2x + 5 = x + 1
- 3x = - 4
x = 4/3
E