document.write( "Question 1133746: the squarqe of the sum of two numbers is 144 and the sum of their squares is 80. find the number \n" ); document.write( "

Algebra.Com's Answer #750989 by Edwin McCravy(20060) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "Subtract the two equations:\r\n" );
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document.write( "Substitute in the original equation:\r\n" );
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document.write( "x-4=0; x+4=0; x-8=0; x+8=0\r\n" );
document.write( "  x=4;   x=-4;  x=8;   x=-8\r\n" );
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document.write( "Substitute each in {{y=32/x}}}\r\n" );
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document.write( "Solutions are\r\n" );
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document.write( "(x,y)=(4,8), (-4,-8), (8,4), (-8,-4)\r\n" );
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document.write( "Edwin

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