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Verified answer
X = 2y - 12x + y = 13
2x + y = 13
2(2y - 1) + y = 13
4y - 2 + y = 13
5y = 13 + 2
5y = 15
y = 15/5
y = 3
x = 2y - 1
x = 6 - 1
x = 5
Jawaban : d. {(5, 3)}
Maaf Kalau Salah
Verified answer
2x+y=132(2y-1)+y=13
4y-2+y=1 3
5y=13+2
5y=15
y=15/5
y=3
2x+3=13
2 x=13-3
2x=1 0
x=5
(x,y)=(5,3)
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