Question 39952
change to-
2x+5y-2 and
3x - 2y -3

then multiply both sides
  3(2x+5y-2)
  -2(3x - 2y -3)
      =
6x+15y-2
+
-6x+4y+3
    =
6+(-6) cancel each other so...
15y+4y=19y 

19y=0
y=-19