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anonymous

  • one year ago

What is the equation of the line that passes through (4, 3) and (-4, -1)? 2x + 1 y = 2x + 7 y = + 1 y = + 7

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  1. anonymous
    • one year ago
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    @peachpi ???

  2. anonymous
    • one year ago
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    do you know the formula for slope?

  3. anonymous
    • one year ago
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    is it y2-y1 over x2-x1?

  4. anonymous
    • one year ago
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    yes

  5. anonymous
    • one year ago
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    so do I just do that to find out the answer?

  6. anonymous
    • one year ago
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    it looks like you actually have to write the equation. After you find the slope put it and one of the points into point-slope form. Then you solve for y

  7. anonymous
    • one year ago
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    y - y1 = m(x - x1) is point slope

  8. anonymous
    • one year ago
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    Is the answer y=x/2+1?

  9. anonymous
    • one year ago
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    yes

  10. anonymous
    • one year ago
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    Thank you for your time kind sir

  11. anonymous
    • one year ago
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    you're welcome, although I'm not a sir. Just like Ernie :)

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spraguer (Moderator)
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