document.write( "Question 892564: A father is x years old and his daughter is y years old. three times the difference in their ages is 57. In 2 years time the father will be twice as old as the daughter. How old are they now? I can't work out what the equation would be to work this out. I thought x-y=57/3 which is the age difference but beyond that I do not know how to approach this question. Thank you. \n" ); document.write( "
Algebra.Com's Answer #540598 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
3*(f-d)=57
\n" ); document.write( "f-d=19
\n" ); document.write( "f=d+19
\n" ); document.write( "f+2=2*(d+2)
\n" ); document.write( "f+2=2d+4
\n" ); document.write( "f=2d+2
\n" ); document.write( "d+19=2d+2
\n" ); document.write( "17=d
\n" ); document.write( "f=36\r
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