document.write( "Question 959015: The 31st term of an AP whos first two terms are respectivly -2 and -7 is... \n" ); document.write( "
Algebra.Com's Answer #586176 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
\"a%5B0%5D%2Bd=-2\"
\n" ); document.write( "\"a%5B0%5D%2B2d=-7\"
\n" ); document.write( "Subtracting,
\n" ); document.write( "\"a%5B0%5D%2B2d-a%5B0%5D%2Bd=-7-%28-2%29\"
\n" ); document.write( "\"d=-5\"
\n" ); document.write( "Then,
\n" ); document.write( "\"a%5B0%5D-5=-2\"
\n" ); document.write( "\"a%5B0%5D=3\"
\n" ); document.write( "So,
\n" ); document.write( "\"a%5B31%5D=3%2B31%28-5%29\"
\n" ); document.write( "\"a%5B31%5D=3-155\"
\n" ); document.write( "\"a%5B31%5D=-152\"\r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );