hannah101 hannah101
  • 23-06-2014
  • Mathematics
contestada

write an equation for each condition
1) The line with a slope of 7 and a y-intercept of -1( in slope-intercept form)

2) The line that passes through (1,-5) and has a slope of 3 (in point-slope form)

Respuesta :

konrad509
konrad509 konrad509
  • 23-06-2014
1.
[tex]m=7\\ b=-1\\\\ y=7x-1 [/tex]

2.
[tex]y-y_1=m(x-x_1)\\ y_1=-5\\ x_1=1\\ m=3\\\\ y-(-5)=3(x-1)\\ y+5=3(x-1)[/tex]
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