Metode eliminasi 7×-y=6 , 3× +2y=5
Matematika
Abrar69
Pertanyaan
Metode eliminasi 7×-y=6 , 3× +2y=5
2 Jawaban
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1. Jawaban AhmadFajarMaulanaJr
7x-y = 6
3x+2y = 5
14x-2y = 12
3x+2y = 5
17x = 17
x = 1
7x-y = 6
7(1)-y = 6
-y = 6-7
y = 1
jadi, x = 1 dan y = 1 (1,1)
semoga bisa membantu!! terima kasih!! -
2. Jawaban beningcahyati1
7x-y=6. |×2
3x+2y=5. |×1
___________+
7x-2y=12
3x+2y=5
__________+
10x =17
x. =1,7
7x-y =6
7(1,7) - y =6
-y. =6-11,9
y. =5,9