document.write( "Question 966065: Tyler has two savings accounts that his grandparents opened for him. The two accounts pay 10% and 12% in annual interest; there is $400 more in the account that pays 12% than there is in the other account. If the total interest for a year is $136, how much money does he have in each account? \r
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\n" ); document.write( "\n" ); document.write( "I cannot get this!!! It's driving me crazy!
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Algebra.Com's Answer #590474 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
x = amount put into the 10% account
\n" ); document.write( "y = amount put into the 12% account\r
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\n" ); document.write( "\n" ); document.write( "\" there is $400 more in the account that pays 12% than there is in the other account\" so \"y+=+x%2B400\"\r
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\n" ); document.write( "\n" ); document.write( "\"The two accounts pay 10% and 12% in annual interest\" and \"the total interest for a year is $136\" so we know \"0.10x%2B0.12y+=+136\"\r
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\n" ); document.write( "\n" ); document.write( "Multiply everything by 100 to get \"10x%2B12y+=+13600\"\r
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\n" ); document.write( "\n" ); document.write( "and then plug in \"y+=+x%2B400\" and solve for x\r
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\n" ); document.write( "\n" ); document.write( "\"10x%2B12y+=+13600\"\r
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\n" ); document.write( "\n" ); document.write( "\"10x%2B12%28x%2B400%29+=+13600\" replace y with x+400\r
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\n" ); document.write( "\n" ); document.write( "\"10x%2B12x%2B4800+=+13600\"\r
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\n" ); document.write( "\n" ); document.write( "\"22x%2B4800+=+13600\"\r
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\n" ); document.write( "\n" ); document.write( "\"22x%2B4800-4800+=+13600-4800\" Subtract 4800 from both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"22x%2B0+=+8800\"\r
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\n" ); document.write( "\n" ); document.write( "\"22x+=+8800\"\r
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\n" ); document.write( "\n" ); document.write( "\"22x%2F22+=+8800%2F22\" Divide both sides by 22.\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+400\"\r
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\n" ); document.write( "\n" ); document.write( "Now use this to find y. Plug it into \"y=x%2B400\"\r
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\n" ); document.write( "\n" ); document.write( "\"y=x%2B400\"\r
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\n" ); document.write( "\n" ); document.write( "\"y=400%2B400\" replace x with 400\r
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\n" ); document.write( "\n" ); document.write( "\"y=800\"\r
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\n" ); document.write( "\n" ); document.write( "So $400 was put into the 10% account while $800 was put into the 12% account.\r
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\n" ); document.write( "\n" ); document.write( "If you need more one-on-one help, email me at jim_thompson5910@hotmail.com. You can ask me a few more questions for free, but afterwards, I would charge you ($2 a problem to have steps shown or $1 a problem for answer only).\r
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\n" ); document.write( "\n" ); document.write( "Jim\r
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