Question 1077628
r, the other root


{{{system((2/3)r=-14/p,and,2/3+r=-15/p)}}}


{{{r=(-14/p)(3/2)}}}


{{{r=-21/p}}}


substitute.
{{{2/3-21/p=-15/p}}}

{{{2/3=21/p-15/p}}}

{{{2/3=6/p}}}

{{{p=(6*3)/2}}}

{{{highlight(p=9)}}}


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substitute for p to find r.
{{{r=-(14/9)(3/2)}}}

{{{r=-14/(3*2)}}}


{{{highlight(r=-7/3)}}}