-x + 5y =20 X - 2y = 5
Matematika
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Pertanyaan
-x + 5y =20
X - 2y = 5
X - 2y = 5
1 Jawaban
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1. Jawaban akmal374
-x + 5y = 20
x - 2y = 5
---------------- +
3y = 25
y = 25/3
x = 2(25/3) + 5
x = 50/3 + 5
x = 50/3 + 15/3 = 65/3