The sum of 3 consecutive numbers is 21. Write and solve an equation that represents the situation.​

Question

The sum of 3 consecutive numbers is 21. Write and solve an equation that represents the situation.​

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Ben Gia 5 years 2021-07-18T07:17:30+00:00 1 Answers 16 views 0

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  1. sori
    0
    2021-07-18T07:18:31+00:00
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    Answer:

    I don’t know if you want it with variables or the actual #s but here ya go…

    a+b+c=21

    6+7+8=21

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