Question 751894
2x + 8y = 6
-5x + -20y = -15 

Let's multiply the first equation (both sides) by 5 and the second by 2:

10x+40y=30
-10x-40y=-30

These are the same line, the 'solution' is the line itself, all points. Simplify to x+4y=3 if you'd like.