tolong dijawab y kk please no 15, 16 tolong y kk

15.
2x+2y=48 |x1|
X-y=6 |x2|
2x+2y=48
2x-2y=12 -
4y=36
Y=36/4
Y=9

X-y=6
X-9=6
X=6+9
X=15

Jadi, jawabannya {15,9} b

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