evaluate 29 + 1/7x when × = -1/2​

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evaluate
29 + 1/7x when × = -1/2​

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Doris 3 years 2021-09-04T16:16:03+00:00 1 Answers 0 views 0

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  1. thienthi
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    2021-09-04T16:17:15+00:00
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    Evaluate: 29 + 1/7x when x = -1/2
    = 29 + 1/7(-1/2)
    = 29 + (-1/14)
    = 28.93

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