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6/u+3/v=2 and 2/u-9/v=4?
This is a system, and x=1/u and y=1/v. Can someone please explain how you would solve this? Or what it is called?
1 Answer
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- Anonymous10 years agoFavorite Answer
substitution method or change variables
6x+3y = 2
2x-9y = 4
3(equation 1)+equation 2 ---> 20x = 10 ---> x = 1/2 , y = -1/3
---> 1/u = 1/2 or u = 2
1/v = -1/3 ---> v = -3
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