document.write( "Question 990983: An open box is made from a 30 cm by 58 cm piece of tin by cutting a square from each corner and folding up the edges. The area of the resulting base is 348 cm². What is the length of the sides of the squares? \n" ); document.write( "
Algebra.Com's Answer #610914 by josgarithmetic(39617)\"\" \"About 
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x, the edge length of the square removed at each corner;
\n" ); document.write( "The area of the base is \"%2830-2x%29%2858-2x%29\";
\n" ); document.write( "Area of the four sides other than the base, \"2x%2830-2x%29%2B2x%2858-2x%29\";\r
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\n" ); document.write( "\n" ); document.write( "The total area is given.
\n" ); document.write( "\"highlight_green%28%2830-2x%29%2858-2x%29%2B2x%2830-2x%29%2B2x%2858-2x%29=348%29\"
\n" ); document.write( "A quadratic equation needing simplification steps and then solve for x.
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