Question

Решить систему:
(3x+7y)^2=10y
(3x+7y)^2=10x

Answer 1

(3x+7y)^2=(3x+7y)^2
10x=10y
x=y
100x^2=10x
10x^2-x=0
x(x-0.1)=0
x=0
x=0.1
y=0
y=0.1