Which equation is not an example of a direct variation Y=-7x-1 Y=5/16x Y=4x Y=-9

Question

Which equation is not an example of a direct variation
Y=-7x-1
Y=5/16x
Y=4x
Y=-9

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Verity 5 years 2021-07-29T17:31:32+00:00 1 Answers 25 views 0

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  1. thanhcong
    0
    2021-07-29T17:32:36+00:00
    Reply

    Last one y=-9

    Step by step explanation:

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