koopdaloop koopdaloop
  • 19-11-2018
  • Mathematics
contestada

if a line started at the point (-2,6) and has a slope of 3, what is the equation of the line?

Respuesta :

gmany
gmany gmany
  • 20-11-2018

The slope-intercept form:

[tex]y=mx+b[/tex]

We have the point (-2, 6) and the slope m = 3. Substitute:

[tex]6=3(-2)+b[/tex]

[tex]6=-6+b[/tex]       add 6 to both sides

[tex]12=b\to b=12[/tex]

Answer: [tex]\boxed{y=3x+12}[/tex]

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