Metode eliminasi dan subtitusi... A. X+y=1 X-y= 1 B. 2x-3y = 13 4x+ y =15 C. X+y =5 2x + 3y = 12 D. 3x-2y =6 X+y = 4
Matematika
Riyandi95
Pertanyaan
Metode eliminasi dan subtitusi...
A. X+y=1
X-y= 1
B. 2x-3y = 13
4x+ y =15
C. X+y =5
2x + 3y = 12
D. 3x-2y =6
X+y = 4
A. X+y=1
X-y= 1
B. 2x-3y = 13
4x+ y =15
C. X+y =5
2x + 3y = 12
D. 3x-2y =6
X+y = 4
1 Jawaban
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1. Jawaban selly2112
a.x+y=1
x-y=1 + (eleminasi)
=2x=2
x=1
x+y=1
1+y=1
y=1-1=0