Write an equation of the line that passes through the pair of points. (-4. – 2). (4.0)

Question

Write an equation of the line that passes through the pair of points.
(-4. – 2). (4.0)

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Vân Khánh 1 year 2021-07-27T16:17:13+00:00 1 Answers 7 views 0

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    2021-07-27T16:18:26+00:00

    First find the slope between the 2 points

    0–2/4–4

    =2/8

    =1/4

    Then y=1/4 x+b

    Now substitute one pair of x and y into the equation

    0=1/4*4+b

    b=-1

    So y=1/4x-1

    Done!

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