Question 1078731
x=-y-1
x^2=y^2+2y+1
2y^2+2y+1=25
2y^2+2y-24=0
y^2+y-12=0
(y+4)(y-3)=0
y=-4, 3
y=-4, x=3 and sum of squares=25
y=3, x=-4 and the same thing

(-4, 3)(3, -4)