Question

Tlg kerjain soal Q dong bsk jumat di kumpulin

Answer 1

Jawaban no 38
18.
2x+4y= -6 |1|
3x-2y= 7 |2|

2x+4y= -6
6x-4y= 14
---------------+
8x=8
x=8:8
=1

3x-2y=7
3.1-2y=7
3-2y=7
-2y=7-3
y =4: -2
=-2

jdi (x,y)=(1,-2)
jwbannya C
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