2×-3y+z=3 ×-y-3z=-1 -×+2y-3z=-4
Matematika
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Pertanyaan
2×-3y+z=3 ×-y-3z=-1 -×+2y-3z=-4
1 Jawaban
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1. Jawaban sahrilefendi3
2x-3x+x-3y+y-2y+z+3z=-4
-4y+4z= -4
-4y+4z+4