3x - 2y = 3 4x + y = 1
Matematika
yutiyani
Pertanyaan
3x - 2y = 3
4x + y = 1
4x + y = 1
1 Jawaban
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1. Jawaban Anonyme
4x + y = 1
y = 1 - 4x
3x - 2y = 3
3x - 2(1 - 4x) = 3
7x = 3 + 2
x = 5/7
y = 1 - 4x
y = 1 - 20/7
y = (7 - 20)/7
y = -13/7