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|5 - 2x|, jika x > 10 maka 2x - 5
|x - 2|, jika x > 10 maka x - 2
Sehingga, nilai dari
|x + 4| + |5 - 2x| - |x - 2| untuk x > 10
= (x + 4) + (2x - 5) - (x - 2)
= 2x + 1
Jawaban: B.