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Mathematics 7 Online
OpenStudy (anonymous):

solve : 5x^2 +3xy - 5y^2 = -9 x^2 -xy - y^2 = -5

OpenStudy (anonymous):

subtract bottom from top

OpenStudy (anonymous):

one of uu all have a skype

OpenStudy (anonymous):

are you there hello moto?

OpenStudy (anonymous):

i have solved this for you. I will attach it.

OpenStudy (anonymous):

That should be the correct answer. ask me if you have doubts. You will also need to find x. \[xy = 2\]

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