BANTU JAWAB PLIS BESOK DI KUMPULIN​

BANTU JAWAB PLIS BESOK DI KUMPULIN​

1. Jawaban dibawah

Eliminasi x

3x + 4y = 1 |Dikali 2|

2x - 5y = 16 |Dikali 3|

6x + 8y = 2

6x - 15y = 48

___________ -

23y = -46

y = -2

Eliminasi y

3x + 4y = 1 |Dikali 5|

2x - 5y = 16 |Dikali 4|

15x + 20y = 5

8x - 20y = 64

__________ +

23x = 69

x = 3

Jadi HP = {(3, -2)}

2. Jawaban dibawah

Eliminasi x

2x + 3y = 23 |Dikali 2|

-4x + 2y = -6 |Dikali 1|

4x + 6y = 46

-4x + 2y = -6

__________ +

8y = 40

y = 5

Eliminasi y

2x + 3y = 23 |Dikali 2|

-4x + 2y = -6 |Dikali 3|

4x + 6y = 46

-12x + 6y = -18

__________ -

16x = 64

x = 4

Jadi HP = {(4, 5)}

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