persamaan linier 7x + 3y = —5 dan 5x + 2y = 1
Matematika
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Pertanyaan
persamaan linier 7x + 3y = —5 dan 5x + 2y = 1
1 Jawaban
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1. Jawaban prianandalbs
7x + 3y = -5
5x + 2y = 1
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14 x + 6y = -10
15x + 6y = 3
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-x = -13
x = 13
5x + 2y = 1
5(13) + 2y = 1
65 + 2y = 1
2y = -64
y = -32