document.write( "Question 1042934: If \"x=1%2B%281%2F2%29%2B%281%2F4%29%2B%281%2F8%29\" and \"a=1%2B%281%2F2%29x\", then a is how much larger than x?
\n" ); document.write( "A) 1/48
\n" ); document.write( "B) 1/16
\n" ); document.write( "C) 3/16
\n" ); document.write( "D) 15/16
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Algebra.Com's Answer #658005 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
First let's simplify the expression for x. \r
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\n" ); document.write( "\n" ); document.write( "\"x=1%2B%281%2F2%29%2B%281%2F4%29%2B%281%2F8%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x=8%2F8%2B4%2F8%2B2%2F8%2B1%2F8\"\r
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\n" ); document.write( "\n" ); document.write( "\"x=%288%2B4%2B2%2B1%29%2F8\"\r
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\n" ); document.write( "\n" ); document.write( "\"x=15%2F8\"\r
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\n" ); document.write( "\n" ); document.write( "Now plug \"x=15%2F8\" into the equation for 'a'\r
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\n" ); document.write( "\n" ); document.write( "\"a=1%2B%281%2F2%29%2Ax\"\r
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\n" ); document.write( "\n" ); document.write( "\"a=1%2B%281%2F2%29%2A%2815%2F8%29\" Replace x with 15/8\r
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\n" ); document.write( "\n" ); document.write( "\"a=1%2B%281%2A15%29%2F%282%2A8%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"a=1%2B15%2F16\"\r
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\n" ); document.write( "\n" ); document.write( "\"a=16%2F16%2B15%2F16\"\r
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\n" ); document.write( "\n" ); document.write( "\"a=%2816%2B15%29%2F16\"\r
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\n" ); document.write( "\n" ); document.write( "\"a=31%2F16\"\r
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\n" ); document.write( "\n" ); document.write( "We now know the values of \"a\" and \"x\". Let's subtract them. \r
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\n" ); document.write( "\n" ); document.write( "\"a-x+=+31%2F16-15%2F8\"\r
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\n" ); document.write( "\n" ); document.write( "\"a-x+=+31%2F16-30%2F16\"\r
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\n" ); document.write( "\n" ); document.write( "\"a-x+=+%2831-30%29%2F16\"\r
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\n" ); document.write( "\n" ); document.write( "\"a-x+=+1%2F16\"\r
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\n" ); document.write( "\n" ); document.write( "The final answer is choice B) 1/16
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