if you have a 2 in the tens place what would you need in the ones place to make 31​

Question

if you have a 2 in the tens place what would you need in the ones place to make 31​

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Edana Edana 3 years 2021-09-02T04:11:22+00:00 1 Answers 3 views 0

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  1. kimcuc
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    2021-09-02T04:12:47+00:00
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    Answer:

    Step-by-step explanation:

    2(10)+1(n)=31

    20+n=31

    n=31-20

    n=11

    Since the highest possible value for n is 9, there is no way to make 31 if 2 is in the tens column.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )