duytonytv647 duytonytv647

27-10-2021
Mathematics

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giải bài tập toán giúp tôi

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skybill29 skybill29

27-10-2021

Answer:

5x2 + 5x -1

Step-by-step explanation:

jus multiply 3x to 2x because there to the same power. it becomes a postive and you leave the rest.

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27-10-2021

Answer:

the first answer is right

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