Question 916713
{{{y = mx+b}}}


{{{-1 = (1)(3)+b}}}


{{{-1 = 3+b}}}


{{{-1-3 = b}}}


{{{-4 = b}}}


{{{b = -4}}}


So the equation of the line is {{{y = x-4}}}



Graph:


{{{ graph( 500, 500, -5, 15, -10, 10, 0,x-4) }}}


Let me know if you need more help or if you need me to explain a step in more detail.
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Thanks,


Jim