Sistem persamaan 8x + 3y = -24 dan 2x + 3y = 6 Tolong dibantu yak
Matematika
Shintaniairsanti
Pertanyaan
Sistem persamaan 8x + 3y = -24 dan 2x + 3y = 6
Tolong dibantu yak
Tolong dibantu yak
1 Jawaban
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1. Jawaban asobri68
8x + 3y = -24
2x + 3y = 6
========== -
6x = -30
x = -5
Jika :
2x + 3y = 6
Maka :
2.(-5) + 3y = 6
-10 + 3y = 6
3y = 6 + 10
3y = 16
y = 16/3
Jadi nilai x = -5 dan y = 16/3