Question 328330
3x+2y=6
x=34-6y
..
plug the value of x in the first equation
3(34-6y)+2y=6
102-18y+2y=6
-16y=-102+6
-16y=-96
y=-96/-16
y=6
..
plug the value of y in the same equation
3x+2*6=6
3x+12=6
3x=-12+6
3x=-6
x=-4