document.write( "Question 254912: solve with a calculator
\n" ); document.write( "y^2-4x^2=16
\n" ); document.write( "2x^2+y^2=16\r
\n" ); document.write( "\n" ); document.write( "i dont know how to do this in the calculator
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Algebra.Com's Answer #187201 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
not all calculators can do it. \n" ); document.write( "
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