Solve the system. 9x^2- 5y^2 +41=0,8x^2 +4y^2=67
8x^2+4y^2=67 by elimination method let us eliminate y by multipling the first equation by 4 and the second equation by 5
add the two equations
x=1.5 or -1.5
y=3.5 or -3.5
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