document.write( "Question 355755: Brown = x+12 Smith = 2x+9 Robinson = 3x+6 (Use these for the problem. Teacher said their involved...)\r
\n" ); document.write( "\n" ); document.write( "So.....\r
\n" ); document.write( "\n" ); document.write( "Brown is four years more than twice the age of Smith. In sixteen years Brown will be 3 times as old as Smith is now. What are the ages of Smith and Brown?\r
\n" ); document.write( "\n" ); document.write( "Totally stuck on this...\r
\n" ); document.write( "\n" ); document.write( "(Don't use Brown, Smith or Robinson for these next ones)\r
\n" ); document.write( "\n" ); document.write( "A bookkeeper saves 1/10th of his weekly salary, or 1$ more than the salesman saves. The salesman's salary is 5 dollars a week more than the bookkeepers. The salesman only saves 1/13th of his salary. How much does each earn, and how much does each save?\r
\n" ); document.write( "\n" ); document.write( "Sum of three numbers is 55. The first is 8-2x (eight minus 2 times) the second number. The second number is 1+3x (one plus 3 times) the third number. What are the numbers?\r
\n" ); document.write( "\n" ); document.write( "I copied these directly from the packet, every word and period. Nothing is out of place, so don't say that these are impossible. Please... :D
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Algebra.Com's Answer #254033 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Brown = x+12 Smith = 2x+9 Robinson = 3x+6 (Use these for the problem. Teacher said their (they are = they're) involved...)\r
\n" ); document.write( "\n" ); document.write( "Brown is four years more than twice the age of Smith. In sixteen years Brown will be 3 times as old as Smith is now. What are the ages of Smith and Brown?
\n" ); document.write( "B = 2S + 4
\n" ); document.write( "B+16 = 3S
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\n" ); document.write( "\n" ); document.write( "B = 3S - 16
\n" ); document.write( "B = 2S + 4
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\n" ); document.write( "2S + 4 = 3S - 16
\n" ); document.write( "S = 20
\n" ); document.write( "B = 44
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\n" ); document.write( "A bookkeeper saves 1/10th of his weekly salary, or 1$ more than the salesman saves. The salesman's salary is 5 dollars a week more than the bookkeepers. The salesman only saves 1/13th of his salary. How much does each earn, and how much does each save?
\n" ); document.write( "b = book's salary
\n" ); document.write( "s = sale's salary
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\n" ); document.write( "s = b + 5
\n" ); document.write( "0.1b = (s/13) + 1
\n" ); document.write( "Sub for s
\n" ); document.write( "0.1b = (b+5)/13 + 1
\n" ); document.write( "13b = 10(b+5) + 130 = 10b + 180
\n" ); document.write( "3b = 180
\n" ); document.write( "b = 60
\n" ); document.write( "s = 65
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\n" ); document.write( "Sum of three numbers is 55. The first is 8-2x (eight minus 2 times) the second number. The second number is 1+3x (one plus 3 times) the third number. What are the numbers?
\n" ); document.write( "3rd number = x
\n" ); document.write( "2nd = 3x + 1
\n" ); document.write( "1st = 8 - 2(3x+1) = 6 - 6x
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\n" ); document.write( "x + 3x+1 + 6-6x = 55
\n" ); document.write( "-2x = 48
\n" ); document.write( "x = -24 (3rd)
\n" ); document.write( "2nd = -71
\n" ); document.write( "3rd = 150
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