document.write( "Question 397747: Veronica wants to purchase a radio that costs $250. She saves $10 the first month and increases that amount by $5 each month. How long will it take her to save $150? \n" ); document.write( "
Algebra.Com's Answer #281924 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "Hi,
\n" ); document.write( "Question Sets Up a sequence {10,15,20,25,30,35,40...)of the savings amount
\n" ); document.write( "as months progress.
\n" ); document.write( "\"a%5Bn%5D=a%5B1%5D%2B%28n-1%29%2Ad\"
\n" ); document.write( "\"S%5Bn%5D=%28n%2F2%29%282%2Aa%5B1%5D%2B+%28n-1%29d%29\"
\n" ); document.write( "\"S%5B6%5D=%283%29%2820%2B+25%29\" = $135
\n" ); document.write( "\"S%5B7%5D=%283.5%29%2820%2B+30%29\" = $175
\n" ); document.write( "will take 7 months to at have at least $150
\n" ); document.write( " \n" ); document.write( "
\n" );