document.write( "Question 771315: Please help me to solve this word problem:
\n" ); document.write( "A father is now 28 years older than his son. Ten years ago the father was 15 times as old as his son. How old is the father now \r
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Algebra.Com's Answer #470128 by oscargut(2103)\"\" \"About 
You can put this solution on YOUR website!
Let x = age of the father now\r
\n" ); document.write( "\n" ); document.write( "And y = age of the son now\r
\n" ); document.write( "\n" ); document.write( "Then x = y +28\r
\n" ); document.write( "\n" ); document.write( "x-10 = 15(y-10)\r
\n" ); document.write( "\n" ); document.write( "Then:\r
\n" ); document.write( "\n" ); document.write( "x = 10+15(y-10) = 10+15y-150 = 15y.140\r
\n" ); document.write( "\n" ); document.write( "15y-140 = y +28\r
\n" ); document.write( "\n" ); document.write( "14y = 168\r
\n" ); document.write( "\n" ); document.write( "y = 12\r
\n" ); document.write( "\n" ); document.write( "x = 40\r
\n" ); document.write( "\n" ); document.write( "Answer: 40 years old\r
\n" ); document.write( "\n" ); document.write( "You can ask me more at: mthman@gmail.com\r
\n" ); document.write( "\n" ); document.write( "Thanks
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