Question 521366
x=2y-1
X^2+y^2=673
(2y-1)^2+y^2=673
4y^2-4y+1+y^2=673
5y^2-4y-672=0
{{{x = (-(-4) +- sqrt( (-4)^2-4*5*(-672) ))/(2*5) }}}
y=12
y=-11.2 - reject
x=2*12-1=23
Answer: 12 and 23