5[×+2)=3(×-1)+7 nilai n + 5
Matematika
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Pertanyaan
5[×+2)=3(×-1)+7 nilai n + 5
1 Jawaban
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1. Jawaban mardanjefryoug9em
5 (x +2) = 3 (x - 1) + 7
=> 5x + 10 = 3x - 3 + 7
=> 5x - 3x = -3 + 7 - 10
=> 2x = -6
=> x = -3
maka nilai x + 5 adalah
-3 + 5 = 2