Jawaban:
-5a + 11 b - 3c
Penjelasan dengan langkah-langkah:
= 2a -7a + 8b + 3b - c - 2c
= - 5 a + 11 b - 3 c
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Jawaban:
-5a + 11 b - 3c
Penjelasan dengan langkah-langkah:
= 2a -7a + 8b + 3b - c - 2c
= - 5 a + 11 b - 3 c