SOLUTION: Without solving , which method would you choose to solve each system: graphing , subsitution or elimination 2y+7x=3 y-7x=9

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Question 727379: Without solving , which method would you choose to solve each system: graphing , subsitution or elimination
2y+7x=3
y-7x=9
Answer by fcabanski(1391) About Me  (Show Source):
You can put this solution on YOUR website!
Elimination.


If you multiply the second equation by 2, and subtract it from the first, the y's cancel and you can solve for x.

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