Question 1080323
{{{system(b^2-s^2=56,4b-(4s)/2=26)}}}


{{{2b-2s/2=13}}}
{{{2b-s=13}}}
{{{s=2b-13}}}


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{{{b^2-s^2=56}}}
{{{b^2-(2b-13)^2=56}}}
{{{b^2-(4b^2-52b+169)=56}}}
{{{b^2-4b^2+52b-169=56}}}
{{{-3b^2+52b-169-56=0}}}
{{{-3b^2+52b-225=0}}}
{{{3b^2-52b+225=0}}}


D, {{{52^2-4*3*225=4=2^2}}}


{{{b=(52+- 2)/6}}}



{{{system(b=8&1/3,or,b=9)}}}
and
{{{system(s=3&2/3,or,s=5)}}}




Either {{{highlight(system(b=8&1/3,and,s=3&2/3)))}}}
or
{{{highlight(system(b=9,and,s=5))}}}
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