document.write( "Question 997011: Evaluate 15 + a for a = -12 \n" ); document.write( "
Algebra.Com's Answer #615279 by MathLover1(20850)\"\" \"About 
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Evaluate \"15+%2B+a\" for \"a+=+-12\"\r
\n" ); document.write( "\n" ); document.write( "\"15+%2B+a=15%2B%28-12%29=15-12=3\"
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