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2a + 4k = 40 ⇒ ×1
sehingga,,
2a + 2k = 24
2a + 4k = 40
-2k = -16
k =
k = 8 ekor
Jadi,banyaknya Kambing tsb ada 8 ekor
'Semog membantu:)'
a + k = 12 ... [ pers. 1 ]
2a + 4k = 40
a + 2k = 20 ... [ pers. 2 ]
Cara eliminasi :
a + k = 12
a + 2k = 20 -
-k = -8
k = 8 ekor