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Matematika
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Pertanyaan
tolong ya bantuin yg baik ☺
1 Jawaban
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1. Jawaban awlmi
6x + 2 = 3x + 4
6x - 3x = 4-2
3x = 2
x = 2/3
8x + 7 = 3x + 32
8x - 3x = 32-7
5x = 25
x = 5
4(x-2) = 12 (x+5)
4x - 8 = 12x + 60
4x - 12x = 68
-8x = 68
x = -8,5
x/9 -2 = 3
x-2 = 3.9
x = 27 + 2
x = 29
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