document.write( "Question 498562: simplify the expression. explain each step 8+(7+x) \n" ); document.write( "
Algebra.Com's Answer #337091 by rfer(16322)\"\" \"About 
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same as
\n" ); document.write( "8+7+x
\n" ); document.write( "combine like terms
\n" ); document.write( "x+15
\n" ); document.write( "
\n" );