document.write( "Question 1153726: Heather invested in a savers bank account.
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document.write( "Each year the money in the account earns 10% interest.
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document.write( "After one year, the total amount of money in the account was $2200
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document.write( "How much did Heather invest? \n" );
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Algebra.Com's Answer #776009 by ikleyn(52802)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( " \r\n" ); document.write( "\r\n" ); document.write( "Let x be the amount he invested (the value under the question).\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "Then, according to the condition,\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( " x + 0.1x = 2200, or\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( " x*(1 + 0.1) = 2200,\r\n" ); document.write( "\r\n" ); document.write( " 1.1x = 2200\r\n" ); document.write( "\r\n" ); document.write( " x =\r \n" ); document.write( "\n" ); document.write( "Solved.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |