document.write( "Question 694337: 18a^2 + 4 - [6 (a^2 - 2) + 5] = \n" ); document.write( "
Algebra.Com's Answer #427835 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\"18a%5E2+%2B+4+-+%286+%28a%5E2+-+2%29+%2B+5%29\"...first multiply \"6+%28a%5E2+-+2%29+\"\r
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\n" ); document.write( "\n" ); document.write( " =\"18a%5E2+%2B+4+-+%286a%5E2+-+12+%2B+5%29\"..add \"-+12+%2B+5%29\"\r
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\n" ); document.write( "\n" ); document.write( " =\"18a%5E2+%2B+4+-%286a%5E2+-7%29\"..eliminate parentheses \"-%286a%5E2+-7%29\", be careful with a minus sign in front of parentheses\r
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\n" ); document.write( "\n" ); document.write( " =\"18a%5E2+%2B+4+-6a%5E2+%2B7\"\r
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\n" ); document.write( "\n" ); document.write( " =\"18a%5E2+-6a%5E2+%2B+4+%2B7\"\r
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\n" ); document.write( "\n" ); document.write( " =\"12a%5E2+%2B+11\"\r
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