i) 6x+y=15. ii) x-2y=-4 selesaikan SPLDV.... Mohom batuanya ya kak
Matematika
siakar
Pertanyaan
i) 6x+y=15. ii) x-2y=-4 selesaikan SPLDV.... Mohom batuanya ya kak
2 Jawaban
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1. Jawaban Arkan5283
6x + y = 15
x - 2y = - 4
x - 2y = - 4
x = - 4 + 2y
6x + y = 15
6(- 4 + 2y) + y = 15
- 24 + 12y + y = 15
13y = 15 + 24
13y = 39
y = 3
x = - 4 + 2y
x = - 4 + 6
x = 2
Maaf Kalau Salah -
2. Jawaban Anonyme
Sistem Persamaan Linear Dua Variabel.
6x + y = 15 | x2 | 12x + 2y = 30
x - 2y = -4 | x1 | x - 2y = -4
-------------------- +
13x = 26 → x = 2
2 - 2y = -4 → y = 3
HP = {(2, 3)}