x-5y-z=2 3x-9y+3z=6 x-3y+z=-10
Matematika
timahfatimah270
Pertanyaan
x-5y-z=2
3x-9y+3z=6
x-3y+z=-10
3x-9y+3z=6
x-3y+z=-10
1 Jawaban
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1. Jawaban saffanahnf
substitusi
x = -28
y = -6
z = 0