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mkc

  • 2 years ago

Write the equation of the line that is perpndicular to the line y = -2x -4 and passes through the point (1, -3)

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  1. Luigi0210
    • 2 years ago
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    When finding a perpendicular equation you use the negative reciprocal of the slope

  2. Luigi0210
    • 2 years ago
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    So do you know the slope?

  3. mkc
    • 2 years ago
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    -2x

  4. Luigi0210
    • 2 years ago
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    Well that's the original.. but the perpendicular slope is 1/2

  5. mkc
    • 2 years ago
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    oh

  6. Luigi0210
    • 2 years ago
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    so use y-y1=m(x-x1)

  7. mkc
    • 2 years ago
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    y-(-3) = 1/2(x-1)

  8. Luigi0210
    • 2 years ago
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    Correct! Now simplify it and write the final equation

  9. mkc
    • 2 years ago
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    0= 1/2x -3 1/2

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