[x-(1)/(5) ^2] =(4)/(25) Giúp mik vs

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[x-(1)/(5) ^2] =(4)/(25)
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Cherry 6 years 2020-10-13T18:30:16+00:00 1 Answers 123 views 0

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  1. Latifah
    0
    2020-10-13T18:31:29+00:00
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    `[x-(1/5) ^2] =(4)/(25)`

    `x-1/25=4/25`

    `x=4/25+1/25`

    `x=1/5`

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