Metode subsitusi 2x - y=7 X - y=3
Matematika
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Pertanyaan
Metode subsitusi
2x - y=7
X - y=3
2x - y=7
X - y=3
2 Jawaban
-
1. Jawaban eripane05
x- y = 3
x = y + 3
subs nilai x
2x - y=7
2(y+3) - y = 7
2y + 6 - y = 7
y = 1
maka
2x - 1 = 7
2x = 8
x = 4 -
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