document.write( "Question 1005937: X^2+y^2=16
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Algebra.Com's Answer #622075 by fractalier(6550)\"\" \"About 
You can put this solution on YOUR website!
From
\n" ); document.write( "x^2+y^2=16
\n" ); document.write( "y=3-x
\n" ); document.write( "we substitute the second into the first equation and get
\n" ); document.write( "x^2 + (3-x)^2 = 16
\n" ); document.write( "x^2 + 9 - 6x + x^2 = 16
\n" ); document.write( "2x^2 - 6x - 7 = 0
\n" ); document.write( "This doesn't factor...you'll have to use the quadratic formula...not sure what you wanted to do here...
\n" ); document.write( "It appears to be a circle and a line...
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