What is the sum of the 2 solutions of the equation x + x – 30 = 0?​

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What is the sum of the 2 solutions of the equation x + x – 30 = 0?​

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Kiệt Gia 3 years 2021-08-15T16:55:25+00:00 1 Answers 6 views 0

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  1. Sapo1
    0
    2021-08-15T16:57:08+00:00
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    Answer:

    2x = 30

    x = 15

    Step by step explanation:

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