document.write( "Question 11820: Evaluation the expression for the given value of the variable:\r
\n" ); document.write( "\n" ); document.write( "1. 8a when a=4\r
\n" ); document.write( "\n" ); document.write( "2. c+15 when c=12.5
\n" ); document.write( "

Algebra.Com's Answer #6064 by elima(1433)\"\" \"About 
You can put this solution on YOUR website!
1. 8a when a=4\r
\n" ); document.write( "\n" ); document.write( "2. c+15 when c=12.5\r
\n" ); document.write( "\n" ); document.write( "1. We substitute the a with 4:\r
\n" ); document.write( "\n" ); document.write( "8(4)=32\r
\n" ); document.write( "\n" ); document.write( "2. We substitute the c with 12.5\r
\n" ); document.write( "\n" ); document.write( "12.5+15=27.5
\n" ); document.write( "
\n" );