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Kamden Drake
Chemistry
20 September, 10:19
5.22x10-3 = [? ]x 10-2
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Miya
20 September, 10:21
0
5.12
Explanation:
5.22 x 10 - 3 = [?] x 10 - 2 (move - 2 to the other side with changed sign)
5.22 x 10 - 3 + 2 = [?] x 10 (divide both sides by 10)
[?] = (5.22 x 10 - 1) / 10
[?] = 5.12
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