Find the equation of a line that passes through the points (-1,-5) and (-3,-4). Leave your answer in the form y=mx+c

Question

Find the equation of a line that passes through the points (-1,-5) and (-3,-4). Leave your answer in the form y=mx+c

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Dâu 5 years 2021-07-20T09:38:35+00:00 1 Answers 394 views 1

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  1. kimcuc
    1
    2021-07-20T09:40:05+00:00
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    Answer:

    y = -1/2x – 11/2

    Step-by-step explanation:

    y2 – y1 / x2 – x1

    -4 – (-5) / -3 – (-1)

    1/ -2

    = -1/2

    y = -1/2x + b

    -5 = -1/2(-1) + b

    -5 = 1/2 + b

    -11/2 = b

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