tolong bantu ya pakai cara

2x-6y/x+4 × x²-16/x²-xy-6y²
=2(x-3y)/x+4 × (x+4)(x-4)/(x-3y)(x+2y)
=2/1 × x-4/x+2y
=2(x-4)/x+2y

Jawaban:
a.2(x-4)/x+2y

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