Jawaban:
17a + 10b
Penjelasan dengan langkah-langkah:
7a - 5b + 10a + 15b
17a - 5b + 15b
17a - 10b
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Jawaban:
17a + 10b
Penjelasan dengan langkah-langkah:
7a - 5b + 10a + 15b
17a - 5b + 15b
17a - 10b