document.write( "Question 1091164: Evaluate the the following expression
\n" ); document.write( "1) 6c-7d+8 if c=5;d=2
\n" ); document.write( "2) 7(x+y)+3(x-y) if x=6;y=10
\n" ); document.write( "3) -8(a+b)+4a-7b if a=7;b=6
\n" ); document.write( "4) 2x+y;if x=2;y=4
\n" ); document.write( "5) 9(2p-4q)if p=1/2;q=1/4
\n" ); document.write( "

Algebra.Com's Answer #705573 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "Evaluate the the following expression:\r
\n" ); document.write( "\n" ); document.write( "1) \r
\n" ); document.write( "\n" ); document.write( "\"6c-7d%2B8\" if \"c=5\";\"d=2\"
\n" ); document.write( "\"6%2A5-7%2A2%2B8\"
\n" ); document.write( "\"30-14%2B8\"
\n" ); document.write( "\"38-14\"
\n" ); document.write( "\"24\"\r
\n" ); document.write( "\n" ); document.write( "2) \r
\n" ); document.write( "\n" ); document.write( "\"7%28x%2By%29%2B3%28x-y%29\" if \"x=6\";\"y=10\"
\n" ); document.write( "\"7%286%2B10%29%2B3%286-10%29\"
\n" ); document.write( "\"7%2816%29%2B3%28-4%29\"
\n" ); document.write( "\"112-12\"
\n" ); document.write( "\"100\"\r
\n" ); document.write( "\n" ); document.write( "3) \r
\n" ); document.write( "\n" ); document.write( "\"-8%28a%2Bb%29%2B4a-7b\" if \"a=7\";\"b=6\"
\n" ); document.write( "\"-8%287%2B6%29%2B4%2A7-7%2A6\"
\n" ); document.write( "\"-8%2813%29%2B28-42\"
\n" ); document.write( "\"-104%2B28-42\"
\n" ); document.write( "\"-146%2B28\"
\n" ); document.write( "\"-118\"\r
\n" ); document.write( "\n" ); document.write( "4) \r
\n" ); document.write( "\n" ); document.write( "\"2x%2By\";if \"x=2\";\"y=4\"
\n" ); document.write( "\"2%2A2%2B4\"
\n" ); document.write( "\"4%2B4\"
\n" ); document.write( "\"8\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "5) \r
\n" ); document.write( "\n" ); document.write( "\"9%282p-4q%29\"if \"p=1%2F2\";\"q=1%2F4\"\r
\n" ); document.write( "\n" ); document.write( "\"9%282%281%2F2%29-4%281%2F4%29%29\"
\n" ); document.write( "\"9%282%2F2%29-%284%2F4%29\"
\n" ); document.write( "\"9%281%29-%281%29\"
\n" ); document.write( "\"9-1\"
\n" ); document.write( "\"8\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );