document.write( "Question 161992: Make sure to superscript all exponents. All exponents in final answers should be positive. Final answers should have all single connecting signs and be arranged in descending order. \r \n" );
document.write( " \n" );
document.write( "\n" );
document.write( "For f(x)=8x-9, find f(-3).\r \n" );
document.write( "\n" );
document.write( "Notice that this is telling me that I will have to substitute the variable x with the number -3; \n" );
document.write( "f(x)=8x-9 \n" );
document.write( "f(-3)=8(-3)-9 \n" );
document.write( "f(-3)=-24-9 \n" );
document.write( "f(-3)=-33 \n" );
document.write( "
![\"\"](\"/images/stars/stars-09.gif\")
