document.write( "Question 101742This question is from textbook
\n" ); document.write( ": 3a+4-{-2-[-3-(a-1)]} \n" ); document.write( "
Algebra.Com's Answer #75063 by edjones(8007)\"\" \"About 
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3a+4-{-2-[-3-(a-1)]}
\n" ); document.write( "start at the innermost parentheses.
\n" ); document.write( "3a+4-{-2-[-3-a+1]}
\n" ); document.write( "3a+4-{-2+3+a-1}
\n" ); document.write( "3a+4+2-3-a+1
\n" ); document.write( "2a+4
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