document.write( "Question 1034190: The top of Billie’s square-shaped table has side lengths of 2x – 9 inches and an area of 320 square inches. What is the value of x? \n" ); document.write( "
Algebra.Com's Answer #648792 by sachi(548)\"\" \"About 
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clearly (2x-9)^2=320 sq inchs\r
\n" ); document.write( "\n" ); document.write( "so 2x-9=320^0.5=17.889\r
\n" ); document.write( "\n" ); document.write( "so x= (17.889+9)/2=13.44 sq inchs
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