document.write( "Question 926242: The total surface of two cubes is 150 sq. m, The total length of their edges is 84 cm. Find the edge of the larger cube. \n" ); document.write( "
Algebra.Com's Answer #562092 by josgarithmetic(39618)\"\" \"About 
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x small cube edge, y large cube edge.\r
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\n" ); document.write( "\n" ); document.write( "\"6x%5E2%2B6y%5E2=150\" and \"8x%2B8y=84\".
\n" ); document.write( "Can you find how these two equations make sense?\r
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\n" ); document.write( "\n" ); document.write( "Six sides per cube, and 8 edges per cube.\r
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\n" ); document.write( "\n" ); document.write( "Simplify each equation.
\n" ); document.write( "\"x%5E2%2By%5E2=25\" and \"2x%2B2y=21\".
\n" ); document.write( "You can solve this simplified system. Any trouble?
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