Algebra

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Write an equation in slope intercept form of the line that passes through (4, 1) and (5, -1).

  • Algebra -

    (4, 1), (5, -1).

    m = (-1 - 1) / (5 - 4) = -2 / 1 = -2.

    Y = mX + b.

    Y = -2*4 + b = 1,
    -8 + b = 1,
    b = 1+ 8 = 9.

    Eq: Y = -2X + 9.

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