2x+3y-z=5 , 4x-y+z=8
Matematika
Alyadewi40
Pertanyaan
2x+3y-z=5 , 4x-y+z=8
1 Jawaban
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1. Jawaban beifu
2x+3y-z=5. x2
4x-y+z=8. X1
4x+6y-2z=10
4x-y+z. = 8
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7y-3z = 2
7y = 2 -(-3z)
7y = 2 + 3z