metode campuran x+y=5 dan-3x+y=-7
Matematika
lucyana03
Pertanyaan
metode campuran x+y=5 dan-3x+y=-7
1 Jawaban
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1. Jawaban reyhanarahma99
x + y = 5
-3x + y = -7
___________ -
4x = 12
X = 3
Substitusi x=3
3+y = 5
Y = 2