Question

плиззззз найдите решение системы если можно полно
5x-9y=38
3x+2y=8

Answer 1

$\left \{ {{5x-9y=38 /*3} \atop {3x+2y=8/*-5}} \right.$
$\left \{ {{15x-27y=114} \atop {-15x-10y=-40}} \right.$
$\left \{ {{-37y=74} \atop {3x+2y=8}} \right.$
$\left \{ {{y=-2} \atop {3x+2*(-2)=8}} \right.$
$\left \{ {{y=-2} \atop {3x=12}} \right.$
$\left \{ {{y=-2} \atop {x=4}} \right.$