document.write( "Question 391595: write the equation for two times the sum of a number and three is equal to fifteen.\r
\n" ); document.write( "\n" ); document.write( "I wrote 2(n+3)=15 but do not think it is correct because when I checked the answer into the equation my answer did not equal fifteen.
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Algebra.Com's Answer #277846 by edjones(8007)\"\" \"About 
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2(n+3)=15
\n" ); document.write( "2n+6=15
\n" ); document.write( "2n=9
\n" ); document.write( "n=4.5
\n" ); document.write( ".
\n" ); document.write( "Check:
\n" ); document.write( "2(4.5+3)=2*7.5=15
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\n" ); document.write( "Ed
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