SOLUTION: 2x^2-4y^2-12y=18

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Question 753943: 2x^2-4y^2-12y=18
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
2x%5E2-4y%5E2-12y=18

Start this way:
x%5E2-2y%5E2-6y=9

Prepare to Complete the Square on the y:
x%5E2-2%28y%5E2%2B3y%29=9
The term to complete the square is %283%2F2%29%5E2=9%2F4

x%5E2-2%28y%5E2%2B3y%2B9%2F4%29=9%2B9%2F4
which gives you something factorable on the left side...
...
Can you finish from there?