Question

{9" x-2~y-3^=0
{-19x-8y+57=0
"=2
~=3
^=5
помогите пж

Answer 1

9^2x-2^3y-3^5=0 81x-8y=27

-19x-8y+57=0 -19x-8y=-57 |*(-1)

81x-8y=27

19x+8y=57 100x=84

x=0,84

68,04-8y=27

x=0,84

y=5,13