document.write( "Question 957919: Vanessa is 3 times as old as Christopher. 16 years ago, Vanessa was 7 times as old as Christopher.\r
\n" ); document.write( "\n" ); document.write( "How old is Christopher now?
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Algebra.Com's Answer #585418 by macston(5194)\"\" \"About 
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C=Christopher's age; V=Vanessa's age=3C
\n" ); document.write( "V-16=7(C-16) Substitute for V
\n" ); document.write( "3C-16=7C-112 Add 112 to each side.
\n" ); document.write( "3C+96=7C Subtract 3C from each side.
\n" ); document.write( "96=4C Divide each side by 4.
\n" ); document.write( "24=C ANSWER: Christopher is 24 years old
\n" ); document.write( "Vanessa is 3(24yrs)=72 years old.
\n" ); document.write( "CHECK
\n" ); document.write( "V-16yrs=7(C-16yrs)
\n" ); document.write( "72yrs-16yrs=7(24yrs-16yrs)
\n" ); document.write( "56yrs=7(8yrs)
\n" ); document.write( "56yrs=56yrs
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