Eliminasi 5x+3y=4 dan 2x+5y=-2
Matematika
tata524
Pertanyaan
Eliminasi 5x+3y=4 dan 2x+5y=-2
1 Jawaban
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1. Jawaban equation
5x+3y = 4 (×2)
2x+5y = -2 (×5)
10x + 6y = 8
10x + 25y = -10 -
_______________
-19y = 18
y = - 18/19
cari x tinggal substitusi y