Which of the following is not a direct proportion? A. y=3x B. y=45x C. y=72x D. y=2

Question

Which of the following is not a direct proportion?
A. y=3x
B. y=45x
C. y=72x
D. y=2

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Thu Giang 6 months 2021-07-28T03:28:22+00:00 1 Answers 4 views 0

Answers ( )

    0
    2021-07-28T03:29:41+00:00

    Answer:

    45

    Step-by-step explanation:

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