Tolong jawab sma caranya

Mapel : Matematika
Kelas : VII SMP
Bab : Aljabar dasar

Pembahasan :
(20 - 15y)/(6y² - 17y + 12)
= [-5(3y - 4)]/((2y - 3)(3y - 4)]
= -5/(2y - 3)
= -5/[-(3 - 2y)]
= 5/(3 - 2y)

Jawaban : C

20 - 15y 
-----------
6y^2 - 17y + 12 

= - 5 (3y - 4) / (2y-3)(3y-4) = -5 / 2y-3 = 5 / 3-2y