document.write( "Question 144134: 7x-28/4=21 \n" ); document.write( "
Algebra.Com's Answer #104909 by checkley77(12844)\"\" \"About 
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7x-28/4=21
\n" ); document.write( "7X-7=21
\n" ); document.write( "7X=21+7
\n" ); document.write( "7X=28
\n" ); document.write( "X=28/7
\n" ); document.write( "X=4 ANSWER.
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