anonymous
  • anonymous
What is the equation of the line that has a slope of 3 and goes through point (4, 7)?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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pooja195
  • pooja195
\[\huge~\rm~y-y_1=m(x-x_1)\] Use this it is the Point-slope formula Substitute the follwing values into the formula m=slope so 3 4=x1 7=y1 (x1,y1)
anonymous
  • anonymous
y-7=3(x-4) is that all?
pooja195
  • pooja195
Do they want slope -intercept form?

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anonymous
  • anonymous
it just says write an equation, it doesn't specify what type.
pooja195
  • pooja195
hmm @Loser66 @perl
Loser66
  • Loser66
just simplify more
pooja195
  • pooja195
So slope intercept form.... y-7=3(x-4) \[\huge~\rm3(x-4) \] distribute that
anonymous
  • anonymous
y-7=3x-12 y=3x+19 I have no idea if i did that right
pooja195
  • pooja195
\[\huge~\rm~3 \times-4=??\]
anonymous
  • anonymous
OH right y=3x+5?
pooja195
  • pooja195
not quite :( answer my question because that will get you the right answer u are very close
pooja195
  • pooja195
-4 x 3 =?
anonymous
  • anonymous
-12
pooja195
  • pooja195
good y-7=3x-12 Ok now finish it off :)
anonymous
  • anonymous
y=3x-5?
pooja195
  • pooja195
yes :)
pooja195
  • pooja195
Good job ^_^
anonymous
  • anonymous
thank you for putting with my terrible math skills I appreciate it!
pooja195
  • pooja195
haha not bad :) theres always room for improvement if you ever need help feel free to pm or tag me :)

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