document.write( "Question 379108: Sams mom is three times his age. If the sum of their ages is 84, then what are their ages? \n" ); document.write( "

Algebra.Com's Answer #269225 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "sum of their ages is 84
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document.write( "Let x represent Sam's age and (84-x) his mother's age
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document.write( "Question states***
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document.write( "(84-x) = 3x
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document.write( "solving for x
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document.write( "84 = 4x
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document.write( "21 = x, Sam's age.  His mother is 63   (84-21))
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document.write( "CHECKING our answer***
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document.write( "63 = 3*21 \n" );
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