Question 1189745


an equation of the line through ({{{-1}}}, {{{-2}}}), with a slope of {{{2}}} will be:

{{{y-y[1]=m(x-x[1])}}}..........substitute given

{{{y-(-2)= 2(x-(-1))}}}

{{{y+2= 2(x+1)}}}

{{{y+2= 2x+2}}}

{{{y= 2x+2-2}}}

{{{y= 2x}}}


{{{ drawing( 600, 600, -10, 10, -10, 10,
circle(-1,-2,.12),locate(-1,-2,p(-1,-2)),
graph( 600, 600, -10, 10, -10, 10,2x)) }}}