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kaitlyn_casteel Group Title

what is the y-intercept of y=-2x-7 and how do u get it

  • one year ago
  • one year ago

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  1. tcarroll010 Group Title
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    The y-intercept is -7 and it is gotten from the value of "b" in the slope-intercept form of a line: y = mx + b Your equation is already in that form, so you just match up the b with the "-7".

    • one year ago
  2. soty2013 Group Title
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    put x=0. it will be your answer...

    • one year ago
  3. T0mmy Group Title
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    -2x-7=-9x

    • one year ago
  4. tcarroll010 Group Title
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    Incidentally, that form also gives you your slope as "m" or -2

    • one year ago
  5. kaitlyn_casteel Group Title
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    i have to graph it though

    • one year ago
  6. T0mmy Group Title
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    so y=-9/x... i think

    • one year ago
  7. tcarroll010 Group Title
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    Looks like:

    • one year ago
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  8. tcarroll010 Group Title
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    Good luck in all of your studies and thx for the recognition! @kaitlyn_casteel

    • one year ago
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