Question 1

Diberikan SPLTV berikut.

$3a-b+2c=16\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ...\left(1\right)$

$2a+b+c=1\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ...\left(2\right)$

$4a-2b+c=18\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ...\left(3\right)$

Nilai $a-b+c=...$

Accepted Answer

10

Answer

0

Answer

2

Answer

6

Answer

8

Question 2

Di toko buku Murah, Ana membeli 4 buku, 2 bolpoin, dan 3 pensil dengan harga Rp.26.000,00. Tiwi membeli 3 buku, 3 bolpoin, dan 1 pensil dengan harga Rp.21.500,00. Lanny membeli 3 buku dan 1 pensil dengan harga Rp.12.500,00. Jika Ribka membeli 2 bolpoin dan 2 pensil, ia harus membayar...

300

Rp.5.000,00

Rp.6.500,00

Rp.10.000,00

Rp.11.000,00

Rp.13.000,00

Accepted Answer

Rp.10.000,00

Answer

Rp.5.000,00

Answer

Rp.6.500,00

Answer

Rp.11.000,00

Answer

Rp.13.000,00

Question 3

Rata-rata berat badan Apri dan Fadia 49 kg. Rata-rata berat badan Apri dan Fajar 47 kg. Rata-rata berat badan Fadia dan Fajar 48 . Rata-rata berat badan Apri, Fadia, dan Fajar adalah...

Accepted Answer

48 kg

Answer

47 kg

Answer

49 kg

Answer

50 kg

Answer

51 kg

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