At last, sumwon hu no tu put separater tween the 2 equashuns, so us kan see
it be 2 quashuns
line 1: 5x+2y=1 or y=(1-5x)/2
line 2: 3x+7y =11
line 2...3x +7*(1-5x)/2=11
3x -(35/2)x +7 =11
3x -(35/2)x =4
6x -35x=8
-29x=8
x=-8/29
y=(1-5x)/2=0.5 -2.5*x=0.5 +2.5*(8/29)...=0.5+20/29
y=1.1896551