(3x+2y=16 dan x+y =14) ?
Matematika
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Pertanyaan
(3x+2y=16 dan x+y =14) ?
1 Jawaban
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1. Jawaban MhdZaky
3x + 2y = 16 《×1》
x + y = 14 《×2》
______________
3x + 2y = 16
2x + 2y = 28
__________ _
x = -12
x + y = 14
-12 + y = 14
y = 14 + 12
y = 26