5x=2-y dan 15x + 4y - 11 =0
Matematika
salsa1929
Pertanyaan
5x=2-y dan 15x + 4y - 11 =0
1 Jawaban
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1. Jawaban rinaamrina25ow6c14
=> 5x = 2 - y => 15x + 4y - 11 = 0
5x + y = 2 15x + 4y = 11
=> 5x + y = 2 x4 20x + 4y = 8
15x + 4y = 11 x1 15x + 4y = 11
__________ _
5x = 3
x = 3/5
Di subtitusikan
5x + y = 2
5x3/5 + y = 2
3 + y = 2
y = 2 - 3 = -1