document.write( "Question 1043724: The fifth term of an arithmetic sequence is 9 and the 32nd term is -84. What is the 23rd term? \n" ); document.write( "
Algebra.Com's Answer #658876 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The fifth term of an arithmetic sequence is 9 \n" ); document.write( "a + 8d = 9 \n" ); document.write( "---------------------- \n" ); document.write( "the 32nd term is -84. \n" ); document.write( "a + 31d = -84 \n" ); document.write( "------ \n" ); document.write( "Subtract and solve for \"d\":: \n" ); document.write( "23d = -93 \n" ); document.write( "d = -4.04 \n" ); document.write( "------ \n" ); document.write( "Solve for \"a\":: \n" ); document.write( "a = 9-8*-4.04 = 9+32.32 = 41.32 \n" ); document.write( "---------------------------------- \n" ); document.write( "What is the 23rd term? \n" ); document.write( "a(23) = 41.32 + 22(-4.04) = -47.64 \n" ); document.write( "------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "-------------- \n" ); document.write( " |