5х+3у=17
X= 17-3y/5
17-3y/5+3y=17
X=17-3y/5
17-18y/5=17
17-18y=85
-18y=85-17
-18y=68
Y=-68/18
Y=3.7
X= 14.78
5х+3у=17
X= 17-3y/5
17-3y/5+3y=17
X=17-3y/5
17-18y/5=17
X=17-3y/5
17-18y=85
X=17-3y/5
-18y=85-17
X=17-3y/5
-18y=68
X=17-3y/5
Y=-68/18
X=17-3y/5
Y=3.7
X= 14.78