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12-09-2020
Mathematics

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Simplify 4n5 + 3.5n5 + (-2.1n5).
20 n5
5.4 n5
6.4 n5
4.4 n5
(the fives after the n are powers in the answers as well)

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12-09-2020

Numbers with the same exponents are like terms so you can add them and the exponent stays the same

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