2x+3y = 8 x + 4z = -6 2y-z = 9 tentukan x,y,z
Matematika
saldikk
Pertanyaan
2x+3y = 8
x + 4z = -6
2y-z = 9
tentukan x,y,z
x + 4z = -6
2y-z = 9
tentukan x,y,z
1 Jawaban
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1. Jawaban KillerSF
2x+3y=8
3y=-2x+8
[tex]y = - \frac{ 2}{3} x + \frac{8}{3} [/tex]
x+4z=-6
4z= -x-6
[tex]z = - \frac{1}{4} x - \frac{3}{2} [/tex]
2y-z=9