-8 = | -2 | | x + 7 |
Matematika
Deadi27
Pertanyaan
-8 = | -2 | | x + 7 |
1 Jawaban
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1. Jawaban MuhammadHusein22
-8=|-2| |x + 7|
-8=2|x + 7|
-4=|x + 7|
definisi positif
-4=x + 7
x =-4-7=-11
definisi negatif
-4=-(x + 7)
-4=-x-7
-x=-4+7
-x=3
x=-3