document.write( "Question 369484: the sum of william's age and fred's age is 20 years. William's age 1 year from now will be 9 times fred's age 1 year ago. Find the present age of each \n" ); document.write( "

Algebra.Com's Answer #263296 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "Let x represent Fred's age now.  Then William's age now is(20-x)
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document.write( "Write as we Read***
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document.write( "(20-x) + 1 = 9(x-1)
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document.write( "Solving for x
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document.write( "20 -x + 1 = 9x -9
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document.write( "30 = 10x
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document.write( "3 = x, Fred's age now.  William is now 17 (20-3)\r
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document.write( "checking our answer
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document.write( "17 + 1 = 9*2 \n" );
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