Question

La solución de la ecuación es? ​

Answer 1

Es: (x,y)=(6,2)


Ya que;

X+Y=8
X=4+Y
4+Y+Y=8
Y=2
X=4+2
X=6
(X,Y=(6,2)

[6+2=8
[6-2=4

[8=8
[4=4

=

(X,Y)=(6,2)