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Matematika
meliani799
Pertanyaan
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1 Jawaban
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1. Jawaban Rusma28
2(3x+9) = 3 (7x+16)
6x + 18 = 21x + 48
6x - 21x = 48 -18
-15x = 30
x = -2
hp ={x | x = -2}