document.write( "Question 687918: Please help...\r
\n" ); document.write( "\n" ); document.write( "For the function f(x)=3x-7 calculate: f(-4)\r
\n" ); document.write( "\n" ); document.write( "Thank you
\n" ); document.write( "

Algebra.Com's Answer #425398 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
For the function f(x)=3x-7 calculate: f(-4)
\n" ); document.write( "--------------
\n" ); document.write( "f(x) = 3x - 7
\n" ); document.write( "Sub -4 for x
\n" ); document.write( "f(-4) = 3*-4 -7 = -19
\n" ); document.write( "
\n" ); document.write( "
\n" );