Subtitusi x-y=4 x+y=8
Matematika
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Pertanyaan
Subtitusi
x-y=4
x+y=8
x-y=4
x+y=8
1 Jawaban
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1. Jawaban MatiasVico
x-(8-x) = 4
2x -8=4
2x = 12
x= 6
6-y = 4
y=2