Jawab no. 8 and 10.

Jawab no. 8 and 10.

Jawaban:

maaf kalo salah

semogamembantu

Gambar Jawaban

no 8

b – 2a + c

= 4 – 2×(-12) + 6

= 4 – (-24) + 6

= 4 + 24 + 6 (tambahkan 4 dan 6)

= 10 + 24

= 34

nomor 10

$frac{6n}{2} = frac{6 times ( - 5)}{2} = frac{ - 30}{2} = - 15$

semoga benar 🙂