document.write( "Question 1099135: the age of a 72 years old man is equal to the sum of his wife's age and his son's age.His son is 25 years. how old is his wife? \n" ); document.write( "
Algebra.Com's Answer #713539 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
\"W%2BS=72\"
\n" ); document.write( "\"S=25\"
\n" ); document.write( "Substituting,
\n" ); document.write( "\"W%2B25=72\"
\n" ); document.write( "\"W=72-25\"
\n" ); document.write( "Solve for W.\r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );