Please help. I’ll mark you as brainliest if correct!

Step-by-step explanation:
3(-30x - 15y = -30) ...........(i)
15(6x + 3y = 6) ..............(ii)
Now,
-90x -45y = -90
90x +45y = 90
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Every term is cancelled. so this system has no any solution so it means solution does not exist (DNE)