Question 1153789
{{{y=mx+b}}}----------------------y-intercept is b.
{{{y-mx=b}}}
{{{b=y-mx}}}



{{{b=-1-4(-2)}}}

{{{b=-1+8}}}

{{{highlight(b=7)}}}



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Do those two given points really hae slope 4?
{{{(19-(-1))/(3-(-2))}}}
{{{20/5}}}
{{{4}}}
{{{yes}}}