document.write( "Question 1013799: a boy is 10 years old his father is 37 years old.in haw many years time will the father be twice as old as his son \n" ); document.write( "
Algebra.Com's Answer #630086 by ikleyn(52803)\"\" \"About 
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\n" ); document.write( "x+37 = 2(x+10).\r
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\n" ); document.write( "\n" ); document.write( "Solve for x.\r
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\n" ); document.write( "\n" ); document.write( "x = 37 - 2*10 = 37 - 20 = 17.\r
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\n" ); document.write( "\n" ); document.write( "Answer. In 17 years.\r
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