Question 314758
9x-2y=3
9x-6=y
..
plug the value of in the first equation
..
9x-2(9x-6)=3
9x-18x+12=3
-9x= -12+3
-9x=-9
x=1
plug the value of x in first equation
9-2y=3
-2y=-9+3
-2y=-6
y=3
..
CHECK
9x-2y=3
9-6 =3