Question 178723
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Working Eqn, Slope-ntercept Form, {{{y=mx+b}}}
m=4, (-3,0)
{{{0=4(-3)+b}}}
{{{b=12}}}
It follows---->{{{highlight(y=4x+12)}}}
{{{drawing(300,300,-6,6,-6,15,grid(1),graph(300,300,-6,6,-6,15,4x+12),circle(-3,0,.12))}}}
m=3, (2,-2) 
{{{-2=3(2)+b}}}
{{{b=-2-6=-8}}}
It follows----->{{{highlight(y=3x-8)}}}
{{{drawing(300,300,-4,6,-12,6,grid(1),graph(300,300,-4,6,-12,6,3x-8),circle(2,-2,.12))}}}
m=-3, (1/2,2)
{{{2=-3(1/2)+b}}}
{{{b=2+(3/2)=(4+3)/2=7/2}}}
It follows------>{{{highlight(y=-3x+(7/2))}}}
{{{drawing(300,300,-4,6,-6,12,grid(1),graph(300,300,-4,6,-6,12,-3x+(7/2)),circle(1/2,2,.12))}}}
m= -2, (3, 1/3) 
{{{1/3=(-2)(3)+b}}}
{{{b=1/3+6=(1+18)/3=19/3}}}
It follows------>{{{highlight(y=-2x+(19/3))}}}
{{{drawing(300,300,-4,5,-6,8,grid(1),graph(300,300,-4,5,-6,8,-2x+(19/3)),circle(3,1/3,.12))}}}
Thank you,
Jojo</pre>