document.write( "Question 892614: Jane selects a positive two digit integer. She multiplies the ones digit by five and the tens digit by three and adds the result. What was the original integer is her total is the same as the integer she chose? \n" ); document.write( "

Algebra.Com's Answer #540638 by Edwin McCravy(20063) $\"\"$ $\"About$

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document.write( "tens digit = t\r\n" );
document.write( "ones digit = u\r\n" );
document.write( "number = 10t+u\r\n" );
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document.write( "the ones digit multiplied by five and the \r\n" );
document.write( "tens digit by three and the result added = 5u+3t\r\n" );
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\n" ); document.write( "her total is the same as the integer she chose
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document.write( "Divide both sides by 4t\r\n" );
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document.write( "The only digits in the ratio u:t = 7:4 are u=7 and t=4.\r\n" );
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document.write( "So the number is 47.\r\n" );
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document.write( "Checking:  5×7+3×4 = 35+12 = 47\r\n" );
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document.write( "Edwin

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