May 2019 2 28 Report
Kerjakan soal berikut dengan menggunakan cara:

1) Substitusi
X-3Y= 3
2X-6Y = 18

2) Gabungan
3X + 4Y = 7
2X + 3Y= -16

3) Grafik
X+Y = 4
2X + 2Y = 6

Tolong dijawab yaa:) tugas dikumpulin, buat besok. Terima kasih
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