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SmartOwl94

  • 2 years ago

Determine the standard form of the equation of the line that passes through (7, -1) and (3, 9). a. 5x +2y= 33 b. 2x+5y = 33 c. 5x-2y=33 d. 5x+ 2y=-33

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  1. hartnn
    • 2 years ago
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    can u find slope first ?

  2. SmartOwl94
    • 2 years ago
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    umm hold on yeah

  3. SmartOwl94
    • 2 years ago
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    -5/2=-2.5? That's what I got but I get stuck after getting the slope

  4. hartnn
    • 2 years ago
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    the equation of line can be written as y-y1=m(x-x1) since u have slope, u just need one point, (x1,y1) u have 2 points, take any 1 of those as (x1,y1) and substitute in y-y1=m(x-x1)

  5. SmartOwl94
    • 2 years ago
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    So the answer is d?

  6. hartnn
    • 2 years ago
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    did u guess that ?

  7. SmartOwl94
    • 2 years ago
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    No that's the answer I got from the beginning but I was unsure....

  8. hartnn
    • 2 years ago
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    yup, its D

  9. SmartOwl94
    • 2 years ago
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    Well that's good to know that I got the right answer!!!!! Thanks!

  10. hartnn
    • 2 years ago
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    welcome :)

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