document.write( "Question 661293: Add one set of parentheses to the expression:
\n" ); document.write( "7*X+3+8*X+3*X+8-9 so that it is equivalent to 2(9X+10). \n" ); document.write( "
Algebra.Com's Answer #411581 by Edwin McCravy(20065)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "7*(X+3)+8*X+3*X+8-9 =\r\n" );
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document.write( "7*(X+3)+11*X-1 =\r\n" );
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document.write( "7*X+21+11*X-1 =\r\n" );
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document.write( "18*X+20 =\r\n" );
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document.write( "2(9X+10)\r\n" );
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document.write( "Edwin
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