2x + 3y = 13...... 2) 4x - 7 y = 2.... 3)
Matematika
aisyalarasati
Pertanyaan
2x + 3y = 13...... 2)
4x - 7 y = 2.... 3)
4x - 7 y = 2.... 3)
1 Jawaban
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1. Jawaban Bill2HA14
2x + 3y = 13
4x - 7y = 2
Jwb : eliminasi x :
4x + 6y = 26
4x - 7y = 2
__________ -
0 - y = 24
y = 24
Eliminasi y :
14x + 21y = 91
12x - 21y = 6
____________+
26x + 0 = 85
26x = 85