document.write( "Question 645642: The first number in an arthimetic sequence is 20. The fifth number is 37. Find the second number. \n" ); document.write( "
Algebra.Com's Answer #405570 by checkley79(3341)\"\" \"About 
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20,w,x,y,z,37
\n" ); document.write( "w+x+y+z=37-20
\n" ); document.write( "w+x+y+z=17
\n" ); document.write( "17/4=4.25 the average increase in numbers.
\n" ); document.write( "20+4.25=24.25 ans for the second number.
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