document.write( "Question 606590: D + E = 16 feet. D is 4 feet longer than E. How do we set up this problem to solve? \n" ); document.write( "
Algebra.Com's Answer #382777 by asuar010(338)\"\" \"About 
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D=E+4 so we can substitute and obtain E+E+4=16 so 2E=12 so E=6 and D=10 \n" ); document.write( "
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