SOLUTION: Where on the graph of 2x-6y=7 is the x-coordinate twice the y-coordinate?

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Question 426892: Where on the graph of 2x-6y=7 is the x-coordinate twice the y-coordinate?
Answer by sudhanshu_kmr(1152) About Me  (Show Source):
You can put this solution on YOUR website!

x-coordinate = 2 * y-coordinate
put x =2y on equation,
2*2y - 6y = 7
=> 4y - 6y = 7
=> -2y = 7
=> y = -7/2

then x = 2 * (-7/2) = -7
so, required value : ( -7, -7/2 )