Question

x^4+y=5^2
x-y^2=1

me ajude pfv

Answer 1

X^4+y=5^2
X^4+y=25
2^4+y=25
16+y=25
y=25-16
y=9

x=2 e y=9

x-y^2=1
x-1^2=1
x-1=1
x=1+1
x=2

x=2 e y=1