3a + 2(5a - 4b) + 5b
= 3a + 10a - 8b + 5b
= 13a - 3b
Penjelasan dengan langkah-langkah:
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3a + 2(5a - 4b) + 5b
= 3a + 10a - 8b + 5b
= 13a - 3b
Penjelasan dengan langkah-langkah:
3a + 2(5a - 4b) + 5b
= 3a + 10a - 8b + 5b
= 13a - 3b