Решите систему уравнений 2х+3у=4, 4х^2-9у^2=0
2x+3y=4
4x^2-9y^2=0
4x^2=9y^2
x=3y/2
2*3y/2+3y=4
3y+3y=4
6y=4
y=2/3
x=3*2/2*3=1
Otvet: x=1 y=2/3
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2x+3y=4
4x^2-9y^2=0
4x^2=9y^2
x=3y/2
2*3y/2+3y=4
3y+3y=4
6y=4
y=2/3
x=3*2/2*3=1
Otvet: x=1 y=2/3