Write an equation in point-slope form that describes the line with a slope of -3 that contains the point (1,2)

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Write an equation in point-slope form that describes the line with a slope of -3 that contains the point (1,2)

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Thanh Hà 3 years 2021-07-20T04:35:26+00:00 1 Answers 11 views 0

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  1. Vodka
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    2021-07-20T04:37:10+00:00
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    Answer:

               y – 2 = -3(x – 1)

    Step-by-step explanation:

    The point-slope form of equation of function passing the point (x₀,y₀) where m is the slope  is:  y – y₀ = m(x – x₀)  

    m = -3

    (1, 2)     ⇒    x₀ = 1,    y₀ = 2

    y – 2 = -3(x – 1)

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