Question

решите уровнение спомошью сложения
-2x=y-3
3y=5x-2

Answer 1

$left{{{-2x=y-3}atop{ 3y=5x-2}} right.$
$left { { {-y=2x-3 big | *3} atop {3y=5x-2} } right.$
$+left { { {-3y=6x-9} atop {3y=5x-2} } right.\ -3y+3y=6x+5x-9-2\ 0=11x-11\ x=1\ y=frac{5x-2}{3}=bigg [ x=1 bigg ] = 1\ left{ { {x=1} atop {y=1} } right.\ Answer:(1;1)$

Answer 2

спасибо