4+|×+21|=6 adalah........
Matematika
devinta28
Pertanyaan
4+|×+21|=6 adalah........
1 Jawaban
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1. Jawaban FebiF45
4 + | x + 21 | = 6
| x + 21 | = 6 - 4
|x + 21 | = 2
x + 21 = 2
x = 2 - 21
x = -19
Atau
x + 21 = -2
x = -2 - 21
x = -23
HP { -23 , -19 }