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Matematika
muhammazikri
Pertanyaan
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1 Jawaban
-
1. Jawaban syafrizalsoymciq
6a - 8b - 4c
2a - 3b + c
___________ _
4a -5b - 5
2x + 2y -14
8x - 9y -21
__________ _
-6x + 11y + 7