tentukan hasil pengurangan
a.5x-9y dari 7x + 15y
b.5x -3y+7dari 5y-3x-4

Oleh: USER8416
2 September 2025 matematika 5 menit baca
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Pertanyaan

Grade: Education Mata Pelajaran: matematika
tentukan hasil pengurangan
a.5x-9y dari 7x + 15y
b.5x -3y+7dari 5y-3x-4
Ditanyakan oleh:
84 Dilihat 84 Jawaban

Jawaban (84)

Jawaban Terbaik
(33)
a. -2x - 24y
b. 8x - 8y + 11
Dijawab pada tanggal 2 September 2025
(192)
a) 5x-9y dari 7x+15y[tex] \\ =(7x+15y)-(5x-9y) \\ =7x-5x+15y-9y \\ =2x+6y[/tex]

b) 5x-3y+7 dari 5y-3x-4[tex] \\ =(5y-3x-4)-(5x-3y+7) \\ =5y-3y-3x-5x-4+7 \\ =2y-8x+3 -8x+2y+3[/tex]
Dijawab pada tanggal 2 September 2025

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