9x×2y+4z-7x-5zadalah
Matematika
merrcy1
Pertanyaan
9x×2y+4z-7x-5zadalah
1 Jawaban
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1. Jawaban ArifAfkar
9x × 2y + 4z - 7x - 5z
= (9x × 2y) + 4z -7x - 5z
= 18xy + 4z - 7x - 5z
= - 7x + 18xy + 4z - 5z
= - 7x + 18xy - z
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