2× - y=1 dan 2× + y=1
Matematika
arianto140802
Pertanyaan
2× - y=1 dan 2× + y=1
1 Jawaban
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1. Jawaban Anonyme
jawab
2x -y = 1
2x + y = 1.....(+)
4x = 2
x = 1/2
y = 2x -1
y = 1 -1
y = 0