Tolong d jawab 2X+3y=-5 X-3y=2
Matematika
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Pertanyaan
Tolong d jawab
2X+3y=-5
X-3y=2
2X+3y=-5
X-3y=2
1 Jawaban
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1. Jawaban SadonoSukirno
eliminasi
2x + 3y = -5
x - 3y = 2
------------------ +
3x = -3
x = -1
2(-1) + 3y = -5
-2 + 3y = -5
3y = -5 + 2
3y = -3
y = -1